chematic-chem 0.1.26

//! PAINS (Pan Assay Interference Compounds) structural alert filtering.
//
//! 480 SMARTS patterns from Baell & Holloway 2010 (J. Med. Chem. 53, 2719–2740)
//! as distributed in the RDKit FilterCatalog (pains_a/b/c.in).

use std::sync::OnceLock;

use chematic_core::{Atom, AtomIdx, BondOrder, Element, Molecule, MoleculeBuilder, implicit_hcount};
use chematic_smarts::{find_matches, parse_smarts, QueryMolecule};

/// Return a copy of `mol` with all implicit H atoms materialized as explicit
/// graph nodes.  PAINS patterns (and many RDKit SMARTS) are written for
/// molecules in explicit-H form; this helper enables correct matching.
fn add_explicit_hs(mol: &Molecule) -> Molecule {
    let mut builder = MoleculeBuilder::new();

    for (_, atom) in mol.atoms() {
        builder.add_atom(atom.clone());
    }
    for (_, bond) in mol.bonds() {
        builder.add_bond(bond.atom1, bond.atom2, bond.order).unwrap();
    }

    let h_elem = Element::from_symbol("H").unwrap();
    let n = mol.atom_count();
    for i in 0..n {
        let idx = AtomIdx(i as u32);
        let h_count = implicit_hcount(mol, idx) as usize;
        for _ in 0..h_count {
            let h_idx = builder.add_atom(Atom::new(h_elem));
            builder.add_bond(idx, h_idx, BondOrder::Single).unwrap();
        }
    }

    builder.build()
}

// (name, SMARTS)
const PAINS_SMARTS: &[(&str, &str)] = &[
    ("ene_six_het_A(483)", "[#6]-1(-[#6](~[!#6&!#1]~[#6]-[!#6&!#1]-[#6]-1=[!#6&!#1])~[!#6&!#1])=[#6;!R]-[#1]"),
    ("hzone_phenol_A(479)", "c:1:c:c(:c(:c:c:1)-[#6]=[#7]-[#7])-[#8]-[#1]"),
    ("anil_di_alk_A(478)", "[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-c:1:c:c(:c(:[c;!H0,$(c-[#6](-[#1])-[#1]),$(c-[#8]-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1])](:c:1))-[#7])-[#1]"),
    ("indol_3yl_alk(461)", "[n;!H0,$(n-[#6;!H0;!H1])]:1(c(c(c:2:c:1:c:c:c:c:2-[#1])-[#6;X4]-[#1])-[$([#6](-[#1])-[#1]),$([#6]=,:[!#6&!#1]),$([#6](-[#1])-[#7]),$([#6](-[#1])(-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#7](-[#1])-[#6](-[#1])-[#1])])"),
    ("quinone_A(370)", "[!#6&!#1]=[#6]1[#6]=,:[#6][#6](=[!#6&!#1])[#6]=,:[#6]1"),
    ("azo_A(324)", "[#7;!R]=[#7]"),
    ("imine_one_A(321)", "[#6]-[#6](=[!#6&!#1;!R])-[#6](=[!#6&!#1;!R])-[$([#6]),$([#16](=[#8])=[#8])]"),
    ("mannich_A(296)", "[#7]-[#6;X4]-c:1:c:c:c:c:c:1-[#8]-[#1]"),
    ("anil_di_alk_B(251)", "c:1:c:c(:c:c:c:1-[#7](-[#6;X4])-[#6;X4])-[#6]=[#6]"),
    ("anil_di_alk_C(246)", "c:1:c:c(:c:c:c:1-[#8]-[#6;X4])-[#7;$([#7!H0]-[#6;X4]),$([#7](-[#6;X4])-[#6;X4])]"),
    ("ene_rhod_A(235)", "[#7]-1-[#6](=[#16])-[#16]-[#6](=[#6])-[#6]-1=[#8]"),
    ("hzone_phenol_B(215)", "c:1(:c:c:c(:c:c:1)-[#6]=[#7]-[#7])-[#8]-[#1]"),
    ("ene_five_het_A(201)", "[#6]-1(=[#6])-[#6]=[#7]-[!#6&!#1]-[#6]-1=[#8]"),
    ("anil_di_alk_D(198)", "c:1:c:c(:c:c:c:1-[#7](-[#6;X4])-[#6;X4])-[#6;X4]-[$([#8]-[#1]),$([#6]=[#6]-[#1]),$([#7](-[#6X4])-[#6;X4])]"),
    ("imine_one_isatin(189)", "[#8]=[#6]-2-[#6](=!@[#7]-[#7])-c:1:c:c:c:c:c:1-[#7]-2"),
    ("anil_di_alk_E(186)", "[#6](-[#1])-[#7](-[#6](-[#1])-[#1])-c:1:c(:c(:c(:[c;!H0,$(c-[#6](-[#1])-[#1])](:c:1-[#1]))-[#6&!H0;!H1,$([#6]-[#6;!H0])])-[#1])-[#1]"),
    ("thiaz_ene_A(128)", "[#6]-,:1(=,:[#6;!H0,$([#6]-[#6;!H0;!H1]),$([#6]-[#6]=[#8])]-,:[#16]-,:[#6](-,:[#7;!H0,$([#7]-[#6;!H0]),$([#7]-[#6]:[#6])]-,:1)=[#7;!R])-[$([#6](-[#1])-[#1]),$([#6]:[#6])]"),
    ("pyrrole_A(118)", "n2(-[#6]:1:[!#1]:[#6]:[#6]:[#6]:[#6]:1)c(cc(c2-[#6;X4])-[#1])-[#6;X4]"),
    ("catechol_A(92)", "c:1:c:c(:c(:c:c:1)-[#8]-[#1])-[#8]-[#1]"),
    ("ene_five_het_B(90)", "[#6]-1(=[#6])-[#6](-[#7]=[#6]-[#16]-1)=[#8]"),
    ("imine_one_fives(89)", "[#6]-1=[!#1]-[!#6&!#1]-[#6](-[#6]-1=[!#6&!#1;!R])=[#8]"),
    ("ene_five_het_C(85)", "[#6]-1(-[#6](-[#6]=[#6]-[!#6&!#1]-1)=[#6])=[!#6&!#1]"),
    ("hzone_pipzn(79)", "[#6]-[#7]-1-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])(-[#1])-[#6]-1(-[#1])-[#1])-[#7]=[#6](-[#1])-[#6]:[!#1]"),
    ("keto_keto_beta_A(68)", "c:1-2:c(:c:c:c:c:1)-[#6](=[#8])-[#6;X4]-[#6]-2=[#8]"),
    ("hzone_pyrrol(64)", "n1(-[#6])c(c(-[#1])c(c1-[#6]=[#7]-[#7])-[#1])-[#1]"),
    ("ene_one_ene_A(57)", "[#6]=!@[#6](-[!#1])-@[#6](=!@[!#6&!#1])-@[#6](=!@[#6])-[!#1]"),
    ("cyano_ene_amine_A(56)", "[#6](-[#6]#[#7])(-[#6]#[#7])-[#6](-[#7](-[#1])-[#1])=[#6]-[#6]#[#7]"),
    ("ene_five_one_A(55)", "c:1-2:c(:c:c:c:c:1)-[#6](=[#8])-[#6](=[#6])-[#6]-2=[#8]"),
    ("cyano_pyridone_A(54)", "[#6]-,:1(=,:[!#1]-,:[!#1]=,:[!#1]-,:[#7](-,:[#6]-,:1=[#16])-[#1])-[#6]#[#7]"),
    ("anil_alk_ene(51)", "c:1:c:c-2:c(:c:c:1)-[#6]-3-[#6](-[#6]-[#7]-2)-[#6]-[#6]=[#6]-3"),
    ("amino_acridine_A(46)", "c:1:c:2:c(:c:c:c:1):n:c:3:c(:c:2-[#7]):c:c:c:c:3"),
    ("ene_five_het_D(46)", "[#6]-1(=[#6])-[#6](=[#8])-[#7]-[#7]-[#6]-1=[#8]"),
    ("thiophene_amino_Aa(45)", "[#7](-[#1])(-[#1])-c:1:c(:c(:c(:s:1)-[!#1])-[!#1])-[#6]=[#8]"),
    ("ene_five_het_E(44)", "[#7]-[#6]=!@[#6]-2-[#6](=[#8])-c:1:c:c:c:c:c:1-[!#6&!#1]-2"),
    ("sulfonamide_A(43)", "c:1(:c(:c(:c(:c(:c:1-[#8]-[#1])-[F,Cl,Br,I])-[#1])-[F,Cl,Br,I])-[#1])-[#16](=[#8])(=[#8])-[#7]"),
    ("thio_ketone(43)", "[#6]-[#6](=[#16])-[#6]"),
    ("sulfonamide_B(41)", "c:1:c:c(:c:c:c:1-[#8]-[#1])-[#7](-[#1])-[#16](=[#8])=[#8]"),
    ("anil_no_alk(40)", "c:1(:c(:c(:c(:c(:c:1-[#1])-[#1])-[$([#8]),$([#7]),$([#6](-[#1])-[#1])])-[#1])-[#1])-[#7](-[#1])-[#1]"),
    ("thiophene_amino_Ab(40)", "[c;!H0,$(c-[#6](-[#1])-[#1]),$(c-[#6]:[#6])]:1:c(:c(:c(:s:1)-[#7](-[#1])-[#6](=[#8])-[#6])-[#6](=[#8])-[#8])-[$([#6]:1:[#6]:[#6]:[#6]:[#6]:[#6]:1),$([#6]:1:[#16]:[#6]:[#6]:[#6]:1)]"),
    ("het_pyridiniums_A(39)", "[#7+]:1(:[#6]:[#6]:[!#1]:c:2:c:1:c(:[c;!H0,$(c-[#7])]:c:c:2)-[#1])-[$([#6](-[#1])(-[#1])-[#1]),$([#8;X1]),$([#6](-[#1])(-[#1])-[#6](-[#1])=[#6](-[#1])-[#1]),$([#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#8]-[#1]),$([#6](-[#1])(-[#1])-[#6](=[#8])-[#6]),$([#6](-[#1])(-[#1])-[#6](=[#8])-[#7](-[#1])-[#6]:[#6]),$([#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#1])]"),
    ("anthranil_one_A(38)", "c:1:c:c:c:c(:c:1-[#7&!H0;!H1,!$([#7]-[#6]=[#8])])-[#6](-[#6]:[#6])=[#8]"),
    ("cyano_imine_A(37)", "[#7](-[#1])-[#7]=[#6](-[#6]#[#7])-[#6]=[!#6&!#1;!R]"),
    ("diazox_sulfon_A(36)", "[#7](-c:1:c:c:c:c:c:1)-[#16](=[#8])(=[#8])-[#6]:2:[#6]:[#6]:[#6]:[#6]:3:[#7]:[$([#8]),$([#16])]:[#7]:[#6]:2:3"),
    ("hzone_anil_di_alk(35)", "[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#6](-[#1])=[#7]-[#7]-[$([#6](=[#8])-[#6](-[#1])(-[#1])-[#16]-[#6]:[#7]),$([#6](=[#8])-[#6](-[#1])(-[#1])-[!#1]:[!#1]:[#7]),$([#6](=[#8])-[#6]:[#6]-[#8]-[#1]),$([#6]:[#7]),$([#6](-[#1])(-[#1])-[#6](-[#1])-[#8]-[#1])])-[#1])-[#1]"),
    ("rhod_sat_A(33)", "[#7]-1-[#6](=[#16])-[#16]-[#6;X4]-[#6]-1=[#8]"),
    ("hzone_enamin(30)", "[#7](-[#1])-[#7]=[#6]-[#6;!H0,$(*(-[#6])-[#6])]=[#6](-[#6])-!@[$([#7]),$([#8]-[#1])]"),
    ("pyrrole_B(29)", "n2(-[#6]:1:[!#1]:[#6]:[#6]:[#6]:[#6]:1)c(cc(c2-[#6]:[#6])-[#1])-[#6;X4]"),
    ("thiophene_hydroxy(28)", "s1ccc(c1)-[#8]-[#1]"),
    ("cyano_pyridone_B(27)", "[#6]-,:1(=,:[#6](-,:[#6](=[#8])-,:[#7]-,:[#6](=,:[#7]-,:1)-,:[!#6&!#1])-[#6]#[#7])-[#6]"),
    ("imine_one_sixes(27)", "[#6]-1(-[#6](=[#8])-[#7]-[#6](=[#8])-[#7]-[#6]-1=[#8])=[#7]"),
    ("dyes5A(27)", "[#6](-[#1])(-[#1])-[#7]([#6]:[#6])~[#6][#6]=,:[#6]-[#6]~[#6][#7]"),
    ("naphth_amino_A(25)", "c:2:c:1:c:c:c:c-,:3:c:1:c(:c:c:2)-,:[#7]-,:[#6]=,:[#7]-,:3"),
    ("naphth_amino_B(25)", "c:2:c:1:c:c:c:c-3:c:1:c(:c:c:2)-[#7](-[#6;X4]-[#7]-3-[#1])-[#1]"),
    ("ene_one_ester(24)", "[#6]-[#6](=[#8])-[#6](-[#1])=[#6](-[#7](-[#1])-[#6])-[#6](=[#8])-[#8]-[#6]"),
    ("thio_dibenzo(23)", "[#16]=[#6]-1-[#6]=,:[#6]-[!#6&!#1]-[#6]=,:[#6]-1"),
    ("cyano_cyano_A(23)", "[#6](-[#6]#[#7])(-[#6]#[#7])-[#6](-[$([#6]#[#7]),$([#6]=[#7])])-[#6]#[#7]"),
    ("hzone_acyl_naphthol(22)", "c:1:2:c(:c(:c(:c(:c:1:c(:c(:c(:c:2-[#1])-[#8]-[#1])-[#6](=[#8])-[#7](-[#1])-[#7]=[#6])-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("het_65_A(21)", "[#8]=[#6]-c2c1nc(-[#6](-[#1])-[#1])cc(-[#8]-[#1])n1nc2"),
    ("imidazole_A(19)", "n:1:c(:n(:c(:c:1-c:2:c:c:c:c:c:2)-c:3:c:c:c:c:c:3)-[#1])-[#6]:[!#1]"),
    ("ene_cyano_A(19)", "[#6](-[#6]#[#7])(-[#6]#[#7])=[#6]-c:1:c:c:c:c:c:1"),
    ("anthranil_acid_A(19)", "c:1(:c:c:c:c:c:1-[#7](-[#1])-[#7]=[#6])-[#6](=[#8])-[#8]-[#1]"),
    ("dyes3A(19)", "[#7+]([#6]:[#6])=,:[#6]-[#6](-[#1])=[#6]-[#7](-[#6;X4])-[#6]"),
    ("dhp_bis_amino_CN(19)", "[#7](-[#1])(-[#1])-[#6]-1=[#6](-[#6]#[#7])-[#6](-[#1])(-[#6]:[#6])-[#6](=[#6](-[#7](-[#1])-[#1])-[#16]-1)-[#6]#[#7]"),
    ("het_6_tetrazine(18)", "[#7]~[#6]:1:[#7]:[#7]:[#6](:[$([#7]),$([#6]-[#1]),$([#6]-[#7]-[#1])]:[$([#7]),$([#6]-[#7])]:1)-[$([#7]-[#1]),$([#8]-[#6](-[#1])-[#1])]"),
    ("ene_one_hal(17)", "[#6]-[#6]=[#6](-[F,Cl,Br,I])-[#6](=[#8])-[#6]"),
    ("cyano_imine_B(17)", "[#6](-[#6]#[#7])(-[#6]#[#7])=[#7]-[#7](-[#1])-c:1:c:c:c:c:c:1"),
    ("thiaz_ene_B(17)", "[#6]-,:1(=,:[#6](-!@[#6](=[#8])-[#7]-[#6](-[#1])-[#1])-,:[#16]-,:[#6](-,:[#7]-,:1-,:[$([#6](-[#1])(-[#1])-[#6](-[#1])=[#6](-[#1])-[#1]),$([#6]:[#6])])=[#16])-,:[$([#7]-[#6](=[#8])-[#6]:[#6]),$([#7](-[#1])-[#1])]"),
    ("ene_rhod_B(16)", "[#16]-1-[#6](=[#8])-[#7]-[#6](=[#8])-[#6]-1=[#6](-[#1])-[$([#6]-[#35]),$([#6]:[#6](-[#1]):[#6](-[F,Cl,Br,I]):[#6]:[#6]-[F,Cl,Br,I]),$([#6]:[#6](-[#1]):[#6](-[#1]):[#6]-[#16]-[#6](-[#1])-[#1]),$([#6]:[#6]:[#6]:[#6]:[#6]:[#6]:[#6]:[#6]:[#6]:[#6]-[#8]-[#6](-[#1])-[#1]),$([#6]:1:[#6](-[#6](-[#1])-[#1]):[#7](-[#6](-[#1])-[#1]):[#6](-[#6](-[#1])-[#1]):[#6]:1)]"),
    ("thio_carbonate_A(15)", "[#8]-,:1-,:[#6](-,:[#16]-,:c:2:c-,:1:c:c:c(:c:2)-,:[$([#7]),$([#8])])=[$([#8]),$([#16])]"),
    ("anil_di_alk_furan_A(15)", "[#7](-[#6](-[#1])-[#1])(-[#6](-[#1])-[#1])-c:1:c(:c(:c(:o:1)-[#6]=[#7]-[#7](-[#1])-[#6]=[!#6&!#1])-[#1])-[#1]"),
    ("ene_five_het_F(15)", "c:1(:c:c:c:c:c:1)-[#6](-[#1])=!@[#6]-3-[#6](=[#8])-c:2:c:c:c:c:c:2-[#16]-3"),
    ("anil_di_alk_F(14)", "c:1:c:c(:c:c:c:1-[#6;X4]-c:2:c:c:c(:c:c:2)-[#7&H2,$([#7;!H0]-[#6;X4]),$([#7](-[#6X4])-[#6X4])])-[#7&H2,$([#7;!H0]-[#6;X4]),$([#7](-[#6X4])-[#6X4])]"),
    ("hzone_anil(14)", "c:1(:c(:c(:c(:c(:c:1-[#1])-[#1])-[#7](-[#1])-[#1])-[#1])-[#1])-[#6]=[#7]-[#7]-[#1]"),
    ("het_5_pyrazole_OH(14)", "c1(nn(c([c;!H0,$(c-[#6;!H0])]1)-[#8]-[#1])-c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[#1])-[#1])-[#1])-[#6;X4]"),
    ("het_thio_666_A(13)", "c:2(:c:1-[#16]-c:3:c(-[#7;!H0,$([#7]-[CH3]),$([#7]-[#6;!H0;!H1]-[#6;!H0])](-c:1:c(:c(:c:2-[#1])-[#1])-[#1])):[c;!H0,$(c~[#7](-[#1])-[#6;X4]),$(c(cc)(cc)~[#6]:[#6])](:[c;!H0,$(c(cc)(cc)~[#6]:[#6])]:[c;!H0,$(c-[#7](-[#1])-[#1]),$(c-[#8]-[#6;X4])]:c:3-[#1]))-[#1]"),
    ("styrene_A(13)", "[#6]-2-[#6]-c:1:c(:c:c:c:c:1)-[#6](-c:3:c:c:c:c:c-2:3)=[#6]-[#6]"),
    ("ene_rhod_C(13)", "[#16]-1-[#6](=[#7]-[#6]:[#6])-[#7;!H0,$([#7]-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#8]),$([#7]-[#6]:[#6])]-[#6](=[#8])-[#6]-1=[#6](-[#1])-[$([#6]:[#6]:[#6]-[#17]),$([#6]:[!#6&!#1])]"),
    ("dhp_amino_CN_A(13)", "[#7](-[#1])(-[#1])-[#6]-1=[#6](-[#6]#[#7])-[#6](-[#1])(-[#6]:[#6])-[#6](=[#6](-[#6]=[#6])-[#8]-1)-[#6](-[#1])-[#1]"),
    ("cyano_imine_C(12)", "[#8]=[#16](=[#8])-[#6](-[#6]#[#7])=[#7]-[#7]-[#1]"),
    ("thio_urea_A(12)", "c:1:c:c:c:c:c:1-[#7](-[#1])-[#6](=[#16])-[#7](-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-c:2:c:c:c:c:c:2"),
    ("thiophene_amino_B(12)", "c:1:c(:c:c:c:c:1)-[#7](-[#1])-c:2:c(:c(:c(:s:2)-[$([#6]=[#8]),$([#6]#[#7]),$([#6](-[#8]-[#1])=[#6])])-[#7])-[$([#6]#[#7]),$([#6](:[#7]):[#7])]"),
    ("keto_keto_beta_B(12)", "[#6;X4]-1-[#6](=[#8])-[#7]-[#7]-[#6]-1=[#8]"),
    ("keto_phenone_A(11)", "c:1:c-3:c(:c:c:c:1)-[#6]:2:[#7]:[!#1]:[#6]:[#6]:[#6]:2-[#6]-3=[#8]"),
    ("cyano_pyridone_C(11)", "[#6]-1(-[#6](=[#6](-[#6]#[#7])-[#6](~[#8])~[#7]~[#6]-1~[#8])-[#6](-[#1])-[#1])=[#6](-[#1])-[#6]:[#6]"),
    ("thiaz_ene_C(11)", "[#6]-,:1(=,:[#6](-!@[#6]=[#7])-,:[#16]-,:[#6](-,:[#7]-,:1)=[#8])-[$([F,Cl,Br,I]),$([#7+](:[#6]):[#6])]"),
    ("hzone_thiophene_A(11)", "c:1:2:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1]):[!#6&!#1]:[#6;!H0,$([#6]-[OH]),$([#6]-[#6;H2,H3])](:[#6]:2-[#6](-[#1])=[#7]-[#7](-[#1])-[$([#6]:1:[#7]:[#6]:[#6](-[#1]):[#16]:1),$([#6]:[#6](-[#1]):[#6]-[#1]),$([#6]:[#7]:[#6]:[#7]:[#6]:[#7]),$([#6]:[#7]:[#7]:[#7]:[#7])])"),
    ("ene_quin_methide(10)", "[!#1]:[!#1]-[#6;!H0,$([#6]-[#6]#[#7])]=[#6]-1-[#6]=,:[#6]-[#6](=[$([#8]),$([#7;!R])])-[#6]=,:[#6]-1"),
    ("het_thio_676_A(10)", "c:1:c:c-2:c(:c:c:1)-[#6]-[#6](-c:3:c(-[#16]-2):c(:c(-[#1]):[c;!H0,$(c-[#8]),$(c-[#16;X2]),$(c-[#6;X4]),$(c-[#7;H2,H3,$([#7!H0]-[#6;X4]),$([#7](-[#6;X4])-[#6;X4])])](:c:3-[#1]))-[#1])-[#7;H2,H3,$([#7;!H0](-[#6])-[#6;X4]),$([#7](-[#6])(-[#6;X4])-[#6;X4])]"),
    ("ene_five_het_G(10)", "[#6]-1(=[#8])-[#6](=[#6](-[#1])-[$([#6]:1:[#6]:[#6]:[#6]:[#6]:[#6]:1),$([#6]:1:[#6]:[#6]:[#6]:[!#6&!#1]:1)])-[#7]=[#6](-[!#1]:[!#1]:[!#1])-[$([#16]),$([#7]-[!#1]:[!#1])]-1"),
    ("acyl_het_A(9)", "[#7+](:[!#1]:[!#1]:[!#1])-[!#1]=[#8]"),
    ("anil_di_alk_G(9)", "[#6;X4]-[#7](-[#6;X4])-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#6]2=,:[#7][#6]:[#6]:[!#1]2)-[#1])-[#1]"),
    ("dhp_keto_A(9)", "[#7;!H0,$([#7]-[#6;X4])]-1-[#6]=,:[#6](-[#6](=[#8])-[#6]:[#6]:[#6])-[#6](-[#6])-[#6](=[#6]-1-[#6](-[#1])(-[#1])-[#1])-[$([#6]=[#8]),$([#6]#[#7])]"),
    ("thio_urea_B(9)", "c:1:c:c:c:c:c:1-[#7](-[#1])-[#6](=[#16])-[#7](-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-c:2:c:c:c:c:c:2"),
    ("anil_alk_bim(9)", "c:1:3:c(:c(:c(:c(:c:1-[#1])-[#1])-[#7](-[#1])-[#6](-[#1])(-[#1])-c:2:c:c:c:c:c:2)-[#1]):n:c(-[#1]):n:3-[#6]"),
    ("imine_imine_A(9)", "c:1:c:c-2:c(:c:c:1)-[#7]=[#6]-[#6]-2=[#7;!R]"),
    ("thio_urea_C(9)", "c:1(:c:c:c:c:c:1)-[#7](-[#1])-[#6](=[#16])-[#7]-[#7](-[#1])-[#6](=[#8])-[#6]-,:2:[!#1]:[!#6&!#1]:[#6]:[#6]-,:2"),
    ("imine_one_fives_B(9)", "[#7;!R]=[#6]-2-[#6](=[#8])-c:1:c:c:c:c:c:1-[#16]-2"),
    ("dhp_amino_CN_B(9)", "[$([#7](-[#1])-[#1]),$([#8]-[#1])]-[#6]-2=[#6](-[#6]#[#7])-[#6](-[#1])(-[#6]:[#6])-c:1:c(:n(-[#6]):n:c:1)-[#8]-2"),
    ("anil_OC_no_alk_A(8)", "[#7](-[#1])(-[#1])-c:1:c(:c(:c(:n:c:1-[#1])-[#8]-c:2:c:c:c:c:c:2)-[#1])-[#1]"),
    ("het_thio_66_one(8)", "[#6](=[#8])-[#6]-1=[#6]-[#7]-c:2:c(-[#16]-1):c:c:c:c:2"),
    ("styrene_B(8)", "c:1:c:c-2:c(:c:c:1)-[#6](-c:3:c(-[$([#16;X2]),$([#6;X4])]-2):c:c:[c;!H0,$(c-[#17]),$(c-[#6;X4])](:c:3))=[#6]-[#6]"),
    ("het_thio_5_A(8)", "[#6](-[#1])(-[#1])-[#16;X2]-c:1:n:c(:c(:n:1-!@[#6](-[#1])-[#1])-c:2:c:c:c:c:c:2)-[#1]"),
    ("anil_di_alk_ene_A(8)", "[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-[#6]-2=[#6](-[#1])-c:1:c(:c:c:c:c:1)-[#16;X2]-c:3:c-2:c:c:c:c:3"),
    ("ene_rhod_D(8)", "[#16]-1-[#6](=!@[#7;!H0,$([#7]-[#7](-[#1])-[#6]:[#6])])-[#7;!H0,$([#7]-[#6]:[#7]:[#6]:[#6]:[#16])]-[#6](=[#8])-[#6]-1=[#6](-[#1])-[#6]:[#6]-[$([#17]),$([#8]-[#6]-[#1])]"),
    ("ene_rhod_E(8)", "[#16]-1-[#6](=[#8])-[#7]-[#6](=[#16])-[#6]-1=[#6](-[#1])-[#6]:[#6]"),
    ("anil_OH_alk_A(8)", "c:1:c(:c:c:c:c:1)-[#6](-[#1])(-[#1])-[#7](-[#1])-c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[#8]-[#1])-[#1])-[#1]"),
    ("pyrrole_C(8)", "n1(-[#6;X4])c(c(-[#1])c(c1-[#6]:[#6])-[#1])-[#6](-[#1])-[#1]"),
    ("thio_urea_D(8)", "c:1(:c:c:c:c:c:1)-[#7](-[#1])-[#6](=[#16])-[#7]-[#7](-[#1])-c:2:c:c:c:c:c:2"),
    ("thiaz_ene_D(8)", "[#7](-c:1:c:c:c:c:c:1)-c2[n+]c(cs2)-c:3:c:c:c:c:c:3"),
    ("ene_rhod_F(8)", "n:1:c:c:c(:c:1-[#6](-[#1])-[#1])-[#6](-[#1])=[#6]-2-[#6](=[#8])-[#7]-[#6](=[!#6&!#1])-[#7]-2"),
    ("thiaz_ene_E(8)", "[#6]-,:1(=,:[#6](-[#6](-[#1])(-[#6])-[#6])-,:[#16]-,:[#6](-,:[#7;!H0,$([#7]-[#6;!H0;!H1])]-,:1)=[#8])-[#16]-[#6;R]"),
    ("het_65_B(7)", "[!#1]:,-1:[!#1]-,:2:[!#1](:[!#1]:[!#1]:[!#1]:,-1)-,:[#7](-[#1])-,:[#7](-,:[#6]-,:2=[#8])-[#6]"),
    ("keto_keto_beta_C(7)", "c:1:c:c-2:c(:c:c:1)-[#6](=[#6](-[#6]-2=[#8])-[#6])-[#8]-[#1]"),
    ("het_66_A(7)", "c:2:c:c:1:n:n:c(:n:c:1:c:c:2)-[#6](-[#1])(-[#1])-[#6]=[#8]"),
    ("thio_urea_E(7)", "c:1:c:c:c:c:c:1-[#7](-[#1])-[#6](=[#16])-[#7](-[#1])-[#6](-[#1])(-[#1])-c:2:n:c:c:c:c:2"),
    ("thiophene_amino_C(7)", "[#6](-[#1])-[#6](-[#1])(-[#1])-c:1:c(:c(:c(:s:1)-[#7](-[#1])-[#6](=[#8])-[#6]-[#6]-[#6]=[#8])-[$([#6](=[#8])-[#8]),$([#6]#[#7])])-[#6](-[#1])-[#1]"),
    ("hzone_phenone(7)", "[#6](-c:1:c(:c(:[c;!H0,$(c-[#6;X4])]:c:c:1-[#1])-[#1])-[#1])(-c:2:c(:c(:[c;!H0,$(c-[#17])](:c(:c:2-[#1])-[#1]))-[#1])-[#1])=[$([#7]-[#8]-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1]),$([#7]-[#8]-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1]),$([#7]-[#7](-[#1])-[#6](=[#7]-[#1])-[#7](-[#1])-[#1]),$([#6](-[#1])-[#7])]"),
    ("ene_rhod_G(7)", "[#8](-[#1])-[#6](=[#8])-c:1:c:c(:c:c:c:1)-[#6]:[!#1]:[#6]-[#6](-[#1])=[#6]-2-[#6](=[!#6&!#1])-[#7]-[#6](=[!#6&!#1])-[!#6&!#1]-2"),
    ("ene_cyano_B(7)", "[#6]-1(=[#6]-[#6](-c:2:c:c(:c(:n:c-1:2)-[#7](-[#1])-[#1])-[#6]#[#7])=[#6])-[#6]#[#7]"),
    ("dhp_amino_CN_C(7)", "[#7](-[#1])(-[#1])-[#6]-1=[#6](-[#6]#[#7])-[#6](-[#1])(-[#6]:[#6])-[#6](=[#6](-[#6]:[#6])-[#8]-1)-[#6]#[#7]"),
    ("het_5_A(7)", "[#7]-2(-c:1:c:c:c:c:c:1)-[#7]=[#6](-[#6]=[#8])-[#6;X4]-[#6]-2=[#8]"),
    ("ene_five_het_H(6)", "[#7]-1=[#6]-[#6](-[#6](-[#7]-1)=[#16])=[#6]"),
    ("thio_amide_A(6)", "c1(coc(c1-[#1])-[#6](=[#16])-[#7]-2-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[!#1]-[#6](-[#1])(-[#1])-[#6]-2(-[#1])-[#1])-[#1]"),
    ("ene_cyano_C(6)", "[#6]=[#6](-[#6]#[#7])-[#6](=[#7]-[#1])-[#7]-[#7]"),
    ("hzone_furan_A(6)", "c:1(:c(:c(:[c;!H0,$(c-[#6;!H0;!H1])](:o:1))-[#1])-[#1])-[#6;!H0,$([#6]-[#6;!H0;!H1])]=[#7]-[#7](-[#1])-c:2:n:c:c:s:2"),
    ("anil_di_alk_H(6)", "c:1(:c(:c(:c(:c(:c:1-[#7](-[#1])-[#16](=[#8])(=[#8])-[#6]:2:[#6]:[!#1]:[#6]:[#6]:[#6]:2)-[#1])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("het_65_C(6)", "n2c1ccccn1c(c2-[$([#6](-[!#1])=[#6](-[#1])-[#6]:[#6]),$([#6]:[#8]:[#6])])-[#7]-[#6]:[#6]"),
    ("thio_urea_F(6)", "[#6]-1-[#7](-[#1])-[#7](-[#1])-[#6](=[#16])-[#7]-[#7]-1-[#1]"),
    ("ene_five_het_I(6)", "c:1(:c:c:c:o:1)-[#6](-[#1])=!@[#6]-3-[#6](=[#8])-c:2:c:c:c:c:c:2-[!#6&!#1]-3"),
    ("keto_keto_gamma(5)", "[#8]=[#6]-1-[#6;X4]-[#6]-[#6](=[#8])-c:2:c:c:c:c:c-1:2"),
    ("quinone_B(5)", "c:1:c:c-2:c(:c:c:1)-[#6](-c3cccc4noc-2c34)=[#8]"),
    ("het_6_pyridone_OH(5)", "[#8](-[#1])-c:1:n:c(:c:c:c:1)-[#8]-[#1]"),
    ("hzone_naphth_A(5)", "c:1:2:c(:c(:c(:c(:c:1:c(:c(:c(:c:2-[#1])-[#1])-[#6]=[#7]-[#7](-[#1])-[$([#6]:[#6]),$([#6]=[#16])])-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("thio_ester_A(5)", "[#6]-,:1=,:[#6](-,:[#16]-,:[#6](-,:[#6]=,:[#6]-,:1)=[#16])-,:[#7]"),
    ("ene_misc_A(5)", "[#6]-1=[#6]-[#6](-[#8]-[#6]-1-[#8])(-[#8])-[#6]"),
    ("cyano_pyridone_D(5)", "[#8]=[#6]-,:1-,:[#6](=,:[#6]-,:[#6](=,:[#7]-,:[#7]-,:1)-,:[#6]=[#8])-[#6]#[#7]"),
    ("het_65_Db(5)", "c3cn1c(nc(c1-[#7]-[#6])-c:2:c:c:c:c:n:2)cc3"),
    ("het_666_A(5)", "[#7]-2-c:1:c:c:c:c:c:1-[#6](=[#7])-c:3:c-2:c:c:c:c:3"),
    ("diazox_sulfon_B(5)", "c:1:c(:c:c:c:c:1)-[#7]-2-[#6](-[#1])-[#6](-[#1])-[#7](-[#6](-[#1])-[#6]-2-[#1])-[#16](=[#8])(=[#8])-c:3:c:c:c:c:4:n:s:n:c:3:4"),
    ("anil_NH_alk_A(5)", "c:1(:c(:c-,:2:c(:c(:c:1-[#1])-[#1])-,:[#7](-,:[#6](-,:[#7]-,:2-[#1])=[#8])-[#1])-[#1])-[#7](-[#1])-[#6](-[#1])-[#1]"),
    ("sulfonamide_C(5)", "c:1(:c(:c-3:c(:c(:c:1-[#7](-[#1])-[#16](=[#8])(=[#8])-c:2:c:c:c(:c:c:2)-[!#6&!#1])-[#1])-[#8]-[#6](-[#8]-3)(-[#1])-[#1])-[#1])-[#1]"),
    ("het_thio_N_55(5)", "[#6](-[#1])-[#6]:2:[#7]:[#7](-c:1:c:c:c:c:c:1):[#16]:3:[!#6&!#1]:[!#1]:[#6]:[#6]:2:3"),
    ("keto_keto_beta_D(5)", "[#8]=[#6]-[#6]=[#6](-[#1])-[#8]-[#1]"),
    ("ene_rhod_H(5)", "[#7]-,:1-,:2-,:[#6](=,:[#7]-,:[#6](=[#8])-,:[#6](=,:[#7]-,:1)-[#6](-[#1])-[#1])-,:[#16]-,:[#6](=[#6](-[#1])-[#6]:[#6])-,:[#6]-,:2=[#8]"),
    ("imine_ene_A(5)", "[#6]:[#6]-[#6](-[#1])=[#6](-[#1])-[#6](-[#1])=[#7]-[#7](-[#6;X4])-[#6;X4]"),
    ("het_thio_656a(5)", "c:1:3:c(:c:c:c:c:1):c:2:n:n:c(-[#16]-[#6](-[#1])(-[#1])-[#6]=[#8]):n:c:2:n:3-[#6](-[#1])(-[#1])-[#6](-[#1])=[#6](-[#1])-[#1]"),
    ("pyrrole_D(5)", "n1(-[#6])c(c(-[#1])c(c1-[#6](-[#1])(-[#1])-[#7](-[#1])-[#6](=[#16])-[#7]-[#1])-[#1])-[#1]"),
    ("pyrrole_E(5)", "n2(-[#6]:1:[!#1]:[!#6&!#1]:[!#1]:[#6]:1-[#1])c(c(-[#1])c(c2-[#6;X4])-[#1])-[#6;X4]"),
    ("thio_urea_G(5)", "c:1(:c:c:c:c:c:1)-[#7](-[#1])-[#6](=[#16])-[#7]-[#7](-[#1])-[#6]([#7;R])[#7;R]"),
    ("anisol_A(5)", "c:1(:c(:c(:c(:c(:[c;!H0,$(c-[#6](-[#1])-[#1])]:1)-[#1])-[#8]-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[$([#7](-[#1])-[#6](=[#8])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1]),$([#6](-[#1])(-[#6](-[#1])-[#1])-[#7](-[#1])-[#6](=[#16])-[#7]-[#1])])-[#1])-[#8]-[#6](-[#1])-[#1]"),
    ("pyrrole_F(5)", "n2(-[#6]:1:[#6](-[#6]#[#7]):[#6]:[#6]:[!#6&!#1]:1)c(c(-[#1])c(c2)-[#1])-[#1]"),
    ("dhp_amino_CN_D(5)", "[#7](-[#1])(-[#1])-[#6]-2=[#6](-[#6]#[#7])-[#6](-[#1])(-[#6]:[#6])-c:1:c(:c:c:s:1)-[#8]-2"),
    ("thiazole_amine_A(4)", "[#7](-[#1])-c:1:n:c(:c:s:1)-c:2:c:n:c(-[#7](-[#1])-[#1]):s:2"),
    ("het_6_imidate_A(4)", "[#7]=[#6]-,:1-,:[#7](-[#1])-,:[#6](=,:[#6](-[#7]-[#1])-,:[#7]=,:[#7]-,:1)-[#7]-[#1]"),
    ("anil_OC_no_alk_B(4)", "c:1:c(:c:2:c(:c:c:1):c:c:c:c:2)-[#8]-c:3:c(:c(:c(:c(:c:3-[#1])-[#1])-[#7]-[#1])-[#1])-[#1]"),
    ("styrene_C(4)", "c:1:c:c-2:c(:c:c:1)-[#6]-[#16]-c3c(-[#6]-2=[#6])ccs3"),
    ("azulene(4)", "c:2:c:c:c:1:c(:c:c:c:1):c:c:2"),
    ("furan_acid_A(4)", "c:1(:c(:c(:c(:o:1)-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#8]-[#6]:[#6])-[#1])-[#6](=[#8])-[#8]-[#1]"),
    ("cyano_pyridone_E(4)", "[!#1]:[#6]-[#6]-,:1=,:[#6](-[#1])-,:[#6](=,:[#6](-[#6]#[#7])-,:[#6](=[#8])-,:[#7]-,:1-[#1])-[#6]:[#8]"),
    ("anil_alk_thio(4)", "[#6]-1-3=[#6](-[#6](-[#7]-c:2:c:c:c:c:c-1:2)(-[#6])-[#6])-[#16]-[#16]-[#6]-3=[!#1]"),
    ("anil_di_alk_I(4)", "c:1(:c(:c(:c(:c(:c:1-[#7](-[#1])-[#6](=[#8])-c:2:c:c:c:c:c:2)-[#1])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("het_thio_6_furan(4)", "[#6](-[#1])(-[#1])-[#16;X2]-c:1:n:n:c(:c(:n:1)-c:2:c(:c(:c(:o:2)-[#1])-[#1])-[#1])-c:3:c(:c(:c(:o:3)-[#1])-[#1])-[#1]"),
    ("anil_di_alk_ene_B(4)", "[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-[#6]-2=[#6]-c:1:c(:c:c:c:c:1)-[#6]-2(-[#1])-[#1]"),
    ("imine_one_B(4)", "[#7](-[#1])(-c:1:c:c:c:c:c:1)-[#7]=[#6](-[#6](=[#8])-[#6](-[#1])-[#1])-[#7](-[#1])-[$([#7]-[#1]),$([#6]:[#6])]"),
    ("anil_OC_alk_A(4)", "c:1:2:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1]):o:c:3:c(-[#1]):c(:c(-[#8]-[#6](-[#1])-[#1]):c(:c:2:3)-[#1])-[#7](-[#1])-[#6](-[#1])-[#1]"),
    ("ene_five_het_J(4)", "[#16]=[#6]-,:1-,:[#7](-[#1])-,:[#6]=,:[#6]-,:[#6]-2=,:[#6]-,:1-[#6](=[#8])-[#8]-[#6]-2=[#6]-[#1]"),
    ("pyrrole_G(4)", "n2(-c:1:c(:c:c(:c(:c:1)-[#1])-[$([#7](-[#1])-[#1]),$([#6]:[#7])])-[#1])c(c(-[#1])c(c2-[#1])-[#1])-[#1]"),
    ("ene_five_het_K(4)", "n1(-[#6])c(c(-[#1])c(c1-[#6](-[#1])=[#6]-2-[#6](=[#8])-[!#6&!#1]-[#6]=,:[!#1]-2)-[#1])-[#1]"),
    ("cyano_ene_amine_B(4)", "[#6]=[#6]-[#6](-[#6]#[#7])(-[#6]#[#7])-[#6](-[#6]#[#7])=[#6]-[#7](-[#1])-[#1]"),
    ("thio_ester_B(4)", "[#6]:[#6]-[#6](=[#16;X1])-[#16;X2]-[#6](-[#1])-[$([#6](-[#1])-[#1]),$([#6]:[#6])]"),
    ("ene_five_het_L(4)", "[#8]=[#6]-3-[#6](=!@[#6](-[#1])-c:1:c:n:c:c:1)-c:2:c:c:c:c:c:2-[#7]-3"),
    ("hzone_thiophene_B(4)", "c:1(:[c;!H0,$(c-[#6;!H0;!H1])](:c(:c(:s:1)-[#1])-[#1]))-[#6](-[#1])=[#7]-[#7](-[#1])-c:2:c:c:c:c:c:2"),
    ("dhp_amino_CN_E(4)", "[#6](-[#1])(-[#1])-[#16;X2]-[#6]-1=[#6](-[#6]#[#7])-[#6](-[#1])(-[#6]:[#6])-[#6](-[#6]#[#7])-[#6](=[#8])-[#7]-1"),
    ("het_5_B(4)", "[#7]-2(-c:1:c:c:c:c:c:1)-[#7]=[#6](-[#7](-[#1])-[#6]=[#8])-[#6](-[#1])(-[#1])-[#6]-2=[#8]"),
    ("imine_imine_B(3)", "[#6]:[#6]-[#6](-[#1])=[#6](-[#1])-[#6](-[#1])=[#7]-[#7]=[#6]"),
    ("thiazole_amine_B(3)", "c:1(:c:c:c(:c:c:1)-[#6](-[#1])-[#1])-c:2:c(:s:c(:n:2)-[#7](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#1]"),
    ("imine_ene_one_A(3)", "[#6]-2(-[#6]=[#7]-c:1:c:c:c:c:c:1-[#7]-2)=[#6](-[#1])-[#6]=[#8]"),
    ("diazox_A(3)", "[#8](-c:1:c:c:c:c:c:1)-c:3:c:c:2:n:o:n:c:2:c:c:3"),
    ("ene_one_A(3)", "[!#1]:1:[!#1]:[!#1]:[!#1](:[!#1]:[!#1]:1)-[#6](-[#1])=[#6](-[#1])-[#6](-[#7]-c:2:c:c:c:3:c(:c:2):c:c:c(:n:3)-[#7](-[#6])-[#6])=[#8]"),
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    ("colchicine_A(3)", "[#6]-1(-[#6](=[#6]-[#6]=[#6]-[#6]=[#6]-1)-[#7]-[#1])=[#7]-[#6]"),
    ("thiophene_C(3)", "[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])=[#6]-[#6](=[#8])-c:1:c(-[#16;X2]):s:c(:c:1)-[$([#6]#[#7]),$([#6]=[#8])]"),
    ("anil_OC_alk_B(3)", "c:1:c(:c:c:c:c:1)-[#7]-2-[#6](=[#8])-[#6](=[#6](-[F,Cl,Br,I])-[#6]-2=[#8])-[#7](-[#1])-[#6]:3:[#6]:[#6]:[#6](-[#8]-[#6](-[#1])-[#1]):[#6]:[#6]:3"),
    ("het_thio_66_A(3)", "c:1-2:c(:c:c:c:c:1)-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7]=[#6]-2-[#16;X2]-[#6](-[#1])(-[#1])-[#6](=[#8])-c:3:c:c:c:c:c:3"),
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    ("keto_thiophene(3)", "c:1(:c(:c:2:c(:s:1):c:c:c:c:2)-[#6](-[#1])-[#1])-[#6](=[#8])-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1]"),
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    ("het_thio_pyr_A(3)", "n:1:c(:c(:c(:c(:c:1-[#16]-[#6]-[#1])-[#6]#[#7])-c:2:c:c:c(:c:c:2)-[#8]-[#6](-[#1])-[#1])-[#1])-[#6]:[#6]"),
    ("melamine_A(3)", "c:1:4:c(:n:c(:n:c:1-[#7](-[#1])-[#6](-[#1])(-[#1])-c:2:c(:c(:c(:o:2)-[#1])-[#1])-[#1])-[#7](-[#1])-c:3:c:[c;!H0,$(c-[#6](-[#1])-[#1]),$(c-[#16;X2]),$(c-[#8]-[#6]-[#1]),$(c-[#7;X3])](:[c;!H0,$(c-[#6](-[#1])-[#1]),$(c-[#16;X2]),$(c-[#8]-[#6]-[#1]),$(c-[#7;X3])](:c:[c;!H0,$(c-[#6](-[#1])-[#1]),$(c-[#16;X2]),$(c-[#8]-[#6]-[#1]),$(c-[#7;X3])]:3))):c:c:c:c:4"),
    ("anil_NH_alk_B(3)", "[#7](-[#1])(-[#6]:1:[#6]:[#6]:[!#1]:[#6]:[#6]:1)-c:2:c:c:c(:c:c:2)-[#7](-[#1])-[#6]-[#1]"),
    ("rhod_sat_C(3)", "[#7]-2(-c:1:c:c:c:c:c:1)-[#6](=[#7]-[#6]=[#8])-[#16]-[#6](-[#1])(-[#1])-[#6]-2=[#8]"),
    ("thiophene_amino_D(3)", "[#6]=[#6]-[#6](=[#8])-[#7]-c:1:c(:c(:c(:s:1)-[#6](=[#8])-[#8])-[#6]-[#1])-[#6]#[#7]"),
    ("anil_OC_alk_C(3)", "[#8;!H0,$([#8]-[#6](-[#1])-[#1])]-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1])-[#7](-[#1])-[#6](-[#1])(-[#1])-c:2:n:c:c:n:2"),
    ("het_thio_65_A(3)", "[#6](-[#1])(-[#1])-[#16;X2]-c3nc1c(n(nc1-[#6](-[#1])-[#1])-c:2:c:c:c:c:c:2)nn3"),
    ("het_thio_656b(3)", "[#6]-[#6](=[#8])-[#6](-[#1])(-[#1])-[#16;X2]-c:3:n:n:c:2:c:1:c(:c(:c(:c(:c:1:n(:c:2:n:3)-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("thiazole_amine_D(3)", "s:1:c(:[n+](-[#6](-[#1])-[#1]):c(:c:1-[#1])-[#6])-[#7](-[#1])-c:2:c:c:c:c:c:2[$([#6](-[#1])-[#1]),$([#6]:[#6])]"),
    ("thio_urea_H(3)", "[#6]-,:2(=[#16])-,:[#7](-[#6](-[#1])(-[#1])-c:1:c:c:c:o:1)-,:[#6](=,:[#7]-,:[#7]-,:2-[#1])-[#6]:[#6]"),
    ("cyano_pyridone_F(3)", "[#7]-,:2(-c:1:c:c:c:c:c:1)-,:[#6](=[#8])-,:[#6](=,:[#6]-,:[#6](=,:[#7]-,:2)-[#6]#[#7])-[#6]#[#7]"),
    ("rhod_sat_D(3)", "[#7]-2(-c:1:c:c:c:c:c:1)-[#6](=[#8])-[#16]-[#6](-[#1])(-[#6](-[#1])(-[#1])-[#6](=[#8])-[#7](-[#1])-[#6]:[#6])-[#6]-2=[#8]"),
    ("ene_rhod_J(3)", "[#6](-[#1])(-[#1])-[#7]-2-[#6](=[$([#16]),$([#7])])-[!#6&!#1]-[#6](=[#6]-1-[#6](=[#6](-[#1])-[#6]:[#6]-[#7]-1-[#6](-[#1])-[#1])-[#1])-[#6]-2=[#8]"),
    ("imine_phenol_A(3)", "[#6]=[#7;!R]-c:1:c:c:c:c:c:1-[#8]-[#1]"),
    ("thio_carbonate_B(3)", "[#8]=[#6]-,:2-,:[#16]-,:c:1:c(:c(:c:c:c:1)-[#8]-[#6](-[#1])-[#1])-,:[#8]-,:2"),
    ("het_thio_N_5A(3)", "[#7]=,:[#6]-,:1-,:[#7]=,:[#6]-,:[#7]-,:[#16]-,:1"),
    ("het_thio_N_65A(3)", "[#7]-,:2-,:[#16]-,:[#6]-1=,:[#6](-[#6]:[#6]-[#7]-[#6]-1)-,:[#6]-,:2=[#16]"),
    ("anil_di_alk_J(3)", "[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#6](-[#1])=[#7]-[#7]=[#6](-[#6])-[#6]:[#6])-[#1])-[#1]"),
    ("pyrrole_H(3)", "n1-2cccc1-[#6]=[#7](-[#6])-[#6]-[#6]-2"),
    ("ene_cyano_D(3)", "[#6](-[#6]#[#7])(-[#6]#[#7])=[#6](-[#16])-[#16]"),
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    ("ene_five_het_M(3)", "[#6]-1=,:[#6]-[#6](-[#6](-[$([#8]),$([#16])]-1)=[#6]-[#6]=[#8])=[#8]"),
    ("cyano_ene_amine_C(3)", "[#6]:[#6]-[#6](=[#8])-[#7](-[#1])-[#6](=[#8])-[#6](-[#6]#[#7])=[#6](-[#1])-[#7](-[#1])-[#6]:[#6]"),
    ("thio_urea_I(3)", "c:1(:c:c:c:c:c:1)-[#7](-[#1])-[#6](=[#16])-[#7](-[#1])-[#7]=[#6]-c:2:c:n:c:c:2"),
    ("dhp_amino_CN_F(3)", "[#7](-[#1])(-[#1])-[#6]-2=[#6](-[#6]#[#7])-[#6](-[#1])(-c:1:c:c:c:s:1)-[#6](=[#6](-[#6](-[#1])-[#1])-[#8]-2)-[#6](=[#8])-[#8]-[#6]"),
    ("anthranil_acid_B(3)", "c:1:c-3:c(:c:c(:c:1)-[#6](=[#8])-[#7](-[#1])-c:2:c(:c:c:c:c:2)-[#6](=[#8])-[#8]-[#1])-[#6](-[#7](-[#6]-3=[#8])-[#6](-[#1])-[#1])=[#8]"),
    ("diazox_B(3)", "[Cl]-c:2:c:c:1:n:o:n:c:1:c:c:2"),
    ("thio_aldehyd_A(3)", "[#6]-[#6](=[#16])-[#1]"),
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    ("imidazole_B(2)", "[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#16]-[#6](-[#1])(-[#1])-c1cn(cn1)-[#1]"),
    ("thiazole_amine_E(2)", "[#8]=[#6]-[#7](-[#1])-c:1:c(-[#6]:[#6]):n:c(-[#6](-[#1])(-[#1])-[#6]#[#7]):s:1"),
    ("thiazole_amine_F(2)", "[#6](-[#1])-[#7](-[#1])-c:1:n:c(:c:s:1)-c2cnc3n2ccs3"),
    ("thio_ester_C(2)", "[#7]-,:1-,:[#6](=[#8])-,:[#6](=,:[#6](-[#6])-,:[#16]-,:[#6]-,:1=[#16])-[#1]"),
    ("ene_one_B(2)", "[#6](-[#16])(-[#7])=[#6](-[#1])-[#6]=[#6](-[#1])-[#6]=[#8]"),
    ("quinone_C(2)", "[#8]=[#6]-3-c:1:c(:c:c:c:c:1)-[#6]-,:2=,:[#6](-[#8]-[#1])-,:[#6](=[#8])-,:[#7]-,:c:4:c-,:2:c-3:c:c:c:4"),
    ("keto_naphthol_A(2)", "c:1:2:c:c:c:c(:c:1:c(:c:c:c:2)-[$([#8]-[#1]),$([#7](-[#1])-[#1])])-[#6](-[#6])=[#8]"),
    ("thio_amide_C(2)", "[#6](-[#1])(-c:1:c:c:c:c:c:1)(-c:2:c:c:c:c:c:2)-[#6](=[#16])-[#7]-[#1]"),
    ("phthalimide_misc(2)", "[#7]-2(-[#6](=[#8])-c:1:c(:c(:c(:c(:c:1-[#1])-[#6](=[#8])-[#8]-[#1])-[#1])-[#1])-[#6]-2=[#8])-c:3:c(:c:c(:c(:c:3)-[#1])-[#8])-[#1]"),
    ("sulfonamide_D(2)", "c:1:c:c(:c:c:c:1-[#7](-[#1])-[#16](=[#8])=[#8])-[#7](-[#1])-[#16](=[#8])=[#8]"),
    ("anil_NH_alk_C(2)", "[#6](-[#1])-[#7](-[#1])-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1])-[#7](-[#1])-[#6]-[#1]"),
    ("het_65_E(2)", "s1c(c(c-,:2c1-,:[#7](-[#1])-,:[#6](-,:[#6](=,:[#6]-,:2-[#1])-[#6](=[#8])-[#8]-[#1])=[#8])-[#7](-[#1])-[#1])-[#6](=[#8])-[#7]-[#1]"),
    ("hzide_naphth(2)", "c:2(:c:1:c(:c(:c(:c(:c:1:c(:c(:c:2-[#1])-[#1])-[#1])-[#1])-[#7](-[#1])-[#7](-[#1])-[#6]=[#8])-[#1])-[#1])-[#1]"),
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    ("thio_carbam_ene(2)", "[#6]-1=[#6]-[#7]-[#6](-[#16]-[#6;X4]-1)=[#16]"),
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    ("het_65_Da(2)", "n2nc(c1cccc1c2-[#6])-[#6]"),
    ("thiophene_D(2)", "s:1:c(:c(-[#1]):c(:c:1-[#6](=[#8])-[#7](-[#1])-[#7]-[#1])-[#8]-[#6](-[#1])-[#1])-[#1]"),
    ("het_thio_6_ene(2)", "[#6]-1:[#6]-[#7]=[#6]-[#6](=[#6]-[#7]-[#6])-[#16]-1"),
    ("cyano_keto_A(2)", "[#6](-[#1])(-[#1])-[#6](-[#1])(-[#6]#[#7])-[#6](=[#8])-[#6]"),
    ("anthranil_acid_C(2)", "c2(c(-[#7](-[#1])-[#1])n(-c:1:c:c:c:c:c:1-[#6](=[#8])-[#8]-[#1])nc2-[#6]=[#8])-[$([#6]#[#7]),$([#6]=[#16])]"),
    ("naphth_amino_C(2)", "c:2:c:1:c:c:c:c-,:3:c:1:c(:c:c:2)-,:[#7](-,:[#7]=,:[#6]-,:3)-[#1]"),
    ("naphth_amino_D(2)", "c:2:c:1:c:c:c:c-,:3:c:1:c(:c:c:2)-,:[#7]-,:[#7]=,:[#7]-,:3"),
    ("thiazole_amine_G(2)", "c1csc(n1)-[#7]-[#7]-[#16](=[#8])=[#8]"),
    ("het_66_B(2)", "c:1:c:c:c:2:c(:c:1):n:c(:n:c:2)-[#7](-[#1])-[#6]-3=[#7]-[#6](-[#6]=[#6]-[#7]-3-[#1])(-[#6](-[#1])-[#1])-[#6](-[#1])-[#1]"),
    ("coumarin_A(2)", "c:1-,:3:c(:c(:c(:c(:c:1)-[#8]-[#6]-[#1])-[#1])-[#1])-,:c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-,:[#6](=[#8])-,:[#8]-,:3"),
    ("anthranil_acid_D(2)", "c:12:c(:c:c:c:n:1)c(c(-[#6](=[#8])~[#8;X1])s2)-[#7](-[#1])-[#1]"),
    ("het_66_C(2)", "c:1:2:n:c(:c(:n:c:1:[#6]:[#6]:[#6]:[!#1]:2)-[#6](-[#1])=[#6](-[#8]-[#1])-[#6])-[#6](-[#1])=[#6](-[#8]-[#1])-[#6]"),
    ("thiophene_amino_E(2)", "c1csc(c1-[#7](-[#1])-[#1])-[#6](-[#1])=[#6](-[#1])-c2cccs2"),
    ("het_6666_A(2)", "c:2:c:c:1:n:c:3:c(:n:c:1:c:c:2):c:c:c:4:c:3:c:c:c:c:4"),
    ("sulfonamide_E(2)", "[#6]:[#6]-[#7](-[#1])-[#16](=[#8])(=[#8])-[#7](-[#1])-[#6]:[#6]"),
    ("anil_di_alk_K(2)", "c:1:c:c(:c:c:c:1-[#7](-[#1])-[#1])-[#7](-[#6;X3])-[#6;X3]"),
    ("het_5_C(2)", "[#7]-2=[#6](-c:1:c:c:c:c:c:1)-[#6](-[#1])(-[#1])-[#6](-[#8]-[#1])(-[#6](-[#9])(-[#9])-[#9])-[#7]-2-[$([#6]:[#6]:[#6]:[#6]:[#6]:[#6]),$([#6](=[#16])-[#6]:[#6]:[#6]:[#6]:[#6]:[#6])]"),
    ("ene_six_het_B(2)", "c:1:c(:c:c:c:c:1)-[#6](=[#8])-[#6](-[#1])=[#6]-,:3-,:[#6](=[#8])-,:[#7](-[#1])-,:[#6](=[#8])-,:[#6](=[#6](-[#1])-c:2:c:c:c:c:c:2)-,:[#7]-,:3-[#1]"),
    ("steroid_A(2)", "[#8]=[#6]-4-[#6]-[#6]-[#6]-3-[#6]-2-[#6](=[#8])-[#6]-[#6]-1-[#6]-[#6]-[#6]-[#6]-1-[#6]-2-[#6]-[#6]-[#6]-3=[#6]-4"),
    ("het_565_A(2)", "c:1:2:c:3:c(:c(-[#8]-[#1]):c(:c:1:c(:c:n:2-[#6])-[#6]=[#8])-[#1]):n:c:n:3"),
    ("thio_imine_ium(2)", "[#6;X4]-[#7+](-[#6;X4]-[#8]-[#1])=[#6]-[#16]-[#6]-[#1]"),
    ("anthranil_acid_E(2)", "[#6]-3(=[#8])-[#6](=[#6](-[#1])-[#7](-[#1])-c:1:c:c:c:c:c:1-[#6](=[#8])-[#8]-[#1])-[#7]=[#6](-c:2:c:c:c:c:c:2)-[#8]-3"),
    ("hzone_furan_B(2)", "c:1(:c(:c(:[c;!H0,$(c-[#6;!H0;!H1])](:o:1))-[#1])-[#1])-[#6;!H0,$([#6]-[#6;!H0;!H1])]=[#7]-[#7](-[#1])-c:2:c:c:n:c:c:2"),
    ("thiophene_E(2)", "c:1(:c(:c(:[c;!H0,$(c-[#6;!H0;!H1])](:s:1))-[#1])-[#1])-[#6;!H0,$([#6]-[#6;!H0;!H1])]-[#6](=[#8])-[#7](-[#1])-c:2:n:c:c:s:2"),
    ("ene_misc_B(2)", "[#6]:[#6]-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#6]=[#8])-[#7]-2-[#6](=[#8])-[#6]-1(-[#1])-[#6](-[#1])(-[#1])-[#6]=[#6]-[#6](-[#1])(-[#1])-[#6]-1(-[#1])-[#6]-2=[#8]"),
    ("het_thio_5_B(2)", "[#6]-1(-[#6]=[#8])(-[#6]:[#6])-[#16;X2]-[#6]=[#7]-[#7]-1-[#1]"),
    ("thiophene_amino_F(2)", "[#7](-[#1])(-[#1])-c:1:c(:c(:c(:s:1)-[#7](-[#1])-[#6](=[#8])-c:2:c:c:c:c:c:2)-[#6]#[#7])-[#6]:3:[!#1]:[!#1]:[!#1]:[!#1]:[!#1]:3"),
    ("anil_OC_alk_D(2)", "[#6](-[#1])(-[#1])-[#8]-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#6](-[#1])-[#1])-[#1])-[#7](-[#1])-[#6](-[#1])(-[#1])-c:2:c:c:c:c:c:2-[$([#6](-[#1])-[#1]),$([#8]-[#6](-[#1])-[#1])]"),
    ("tert_butyl_A(2)", "[#6](-[#1])(-[#1])(-[#1])-[#6](-[#6](-[#1])(-[#1])-[#1])(-[#6](-[#1])(-[#1])-[#1])-c:1:c(:c:c(:c(:c:1-[#1])-[#6](-[#6](-[#1])(-[#1])-[#1])(-[#6](-[#1])(-[#1])-[#1])-[#6](-[#1])(-[#1])-[#1])-[#8]-[#6](-[#1])-[#7])-[#1]"),
    ("thio_urea_J(2)", "c:1(:c(:o:c:c:1)-[#6]-[#1])-[#6]=[#7]-[#7](-[#1])-[#6](=[#16])-[#7]-[#1]"),
    ("het_thio_65_B(2)", "[#7](-[#1])-c1nc(nc2nnc(n12)-[#16]-[#6])-[#7](-[#1])-[#6]"),
    ("coumarin_B(2)", "c:1-,:2:c(:c:c:c:c:1-[#6](-[#1])(-[#1])-[#6](-[#1])=[#6](-[#1])-[#1])-,:[#6](=,:[#6](-[#6](=[#8])-[#7](-[#1])-[#6]:[#6])-,:[#6](=[#8])-,:[#8]-,:2)-[#1]"),
    ("thio_urea_K(2)", "[#6]-,:2(=[#16])-,:[#7]-,:1-,:[#6]=,:[#6]-,:[#7]=,:[#7]-,:[#6]-,:1=,:[#7]-,:[#7]-,:2-[#1]"),
    ("thiophene_amino_G(2)", "[#6]:[#6]:[#6]:[#6]:[#6]:[#6]-c:1:c:c(:c(:s:1)-[#7](-[#1])-[#6](=[#8])-[#6])-[#6](=[#8])-[#8]-[#1]"),
    ("anil_NH_alk_D(2)", "[#7](-[#1])(-[#1])-c:1:c(:c(:c(:c:c:1-[#7](-[#1])-[#6](-[#1])(-[#6])-[#6](-[#1])-[#6](-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("het_thio_5_C(2)", "[#16]=[#6]-,:2-,:[#7](-[#1])-,:[#7]=,:[#6](-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#1])-,:[#8]-,:2"),
    ("thio_keto_het(2)", "[#16]=[#6]-c:1:c:c:c:2:c:c:c:c:n:1:2"),
    ("het_thio_N_5B(2)", "[#6]~1~[#6](~[#7]~[#7]~[#6](~[#6](-[#1])-[#1])~[#6](-[#1])-[#1])~[#7]~[#16]~[#6]~1"),
    ("quinone_D(2)", "[#6]-1(-[#6]=,:[#6]-[#6]=,:[#6]-[#6]-1=[!#6&!#1])=[!#6&!#1]"),
    ("anil_di_alk_furan_B(2)", "[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-c:1:c(-[#1]):c(:c(:o:1)-[#6](-[#1])=[#6]-[#6]#[#7])-[#1]"),
    ("ene_six_het_C(2)", "[#8]=[#6]-1-[#6]:[#6]-[#6](-[#1])(-[#1])-[#7]-[#6]-1=[#6]-[#1]"),
    ("het_55_A(2)", "[#6]:[#6]-[#7]:2:[#7]:[#6]:1-[#6](-[#1])(-[#1])-[#16;X2]-[#6](-[#1])(-[#1])-[#6]:1:[#6]:2-[#7](-[#1])-[#6](=[#8])-[#6](-[#1])=[#6]-[#1]"),
    ("het_thio_65_C(2)", "n:1:c(:n(:c:2:c:1:c:c:c:c:2)-[#6](-[#1])-[#1])-[#16]-[#6](-[#1])(-[#1])-[#6](=[#8])-[#7](-[#1])-[#7]=[#6](-[#1])-[#6](-[#1])=[#6]-[#1]"),
    ("hydroquin_A(2)", "c:1(:c:c(:c(:c:c:1)-[#8]-[#1])-[#6](=!@[#6]-[#7])-[#6]=[#8])-[#8]-[#1]"),
    ("anthranil_acid_F(2)", "c:1(:c:c(:c(:c:c:1)-[#7](-[#1])-[#6](=[#8])-[#6]:[#6])-[#6](=[#8])-[#8]-[#1])-[#8]-[#1]"),
    ("pyrrole_I(2)", "n2(-[#6](-[#1])-[#1])c-1c(-[#6]:[#6]-[#6]-1=[#8])cc2-[#6](-[#1])-[#1]"),
    ("thiophene_amino_H(2)", "[#6](-[#1])-[#7](-[#1])-c:1:c(:c(:c(:s:1)-[#6]-[#1])-[#6]-[#1])-[#6](=[#8])-[#7](-[#1])-[#6]:[#6]"),
    ("imine_one_fives_C(2)", "[#6]:[#6]-[#7;!R]=[#6]-2-[#6](=[!#6&!#1])-c:1:c:c:c:c:c:1-[#7]-2"),
    ("keto_phenone_zone_A(2)", "c:1:c:c:c:c:c:1-[#6](=[#8])-[#7](-[#1])-[#7]=[#6]-3-c:2:c:c:c:c:c:2-c:4:c:c:c:c:c-3:4"),
    ("dyes7A(2)", "c:1:c(:c:c:c:c:1)-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])=[#6](-[#1])-[#6]=!@[#6](-[#1])-[#6](-[#1])=[#6]-[#6]=@[#7]-c:2:c:c:c:c:c:2"),
    ("het_pyridiniums_B(2)", "[#6]:1:2:[!#1]:[#7+](:[!#1]:[#6;!H0,$([#6]-[*])](:[!#1]:1:[#6]:[#6]:[#6]:[#6]:2))~[#6]:[#6]"),
    ("het_5_D(2)", "[#7]-2(-c:1:c:c:c:c:c:1)-[#7]=[#6](-[#6](-[#1])-[#1])-[#6](-[#1])(-[#16]-[#6])-[#6]-2=[#8]"),
    ("thiazole_amine_H(1)", "c:1:c:c:c(:c:c:1-[#7](-[#1])-c2nc(c(-[#1])s2)-c:3:c:c:c(:c:c:3)-[#6](-[#1])(-[#6]-[#1])-[#6]-[#1])-[#6](=[#8])-[#8]-[#1]"),
    ("thiazole_amine_I(1)", "[#6](-[#1])(-[#1])-[#7](-[#1])-[#6]=[#7]-[#7](-[#1])-c1nc(c(-[#1])s1)-[#6]:[#6]"),
    ("het_thio_N_5C(1)", "[#6]:[#6]-[#7](-[#1])-[#6](=[#8])-c1c(snn1)-[#7](-[#1])-[#6]:[#6]"),
    ("sulfonamide_F(1)", "[#8]=[#16](=[#8])(-[#6]:[#6])-[#7](-[#1])-c1nc(cs1)-[#6]:[#6]"),
    ("thiazole_amine_J(1)", "[#8]=[#16](=[#8])(-[#6]:[#6])-[#7](-[#1])-[#7](-[#1])-c1nc(cs1)-[#6]:[#6]"),
    ("het_65_F(1)", "s2c:1:n:c:n:c(:c:1c(c2-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#7]-[#7]=[#6]-c3ccco3"),
    ("keto_keto_beta_E(1)", "[#6](=[#8])-[#6](-[#1])=[#6](-[#8]-[#1])-[#6](-[#8]-[#1])=[#6](-[#1])-[#6](=[#8])-[#6]"),
    ("ene_five_one_B(1)", "c:2(:c:1-[#6](-[#6](-[#6](-c:1:c(:c(:c:2-[#1])-[#1])-[#1])(-[#1])-[#1])=[#8])=[#6](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#1]"),
    ("keto_keto_beta_zone(1)", "[#6]:[#6]-[#7](-[#1])-[#7]=[#6](-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](-[#6](-[#1])-[#1])=[#7]-[#7](-[#1])-[#6]:[#6]"),
    ("thio_urea_L(1)", "[#6;X4]-[#16;X2]-[#6](=[#7]-[!#1]:[!#1]:[!#1]:[!#1])-[#7](-[#1])-[#7]=[#6]"),
    ("het_thio_urea_ene(1)", "[#6]-1(=[#7]-[#7](-[#6](-[#16]-1)=[#6](-[#1])-[#6]:[#6])-[#6]:[#6])-[#6]=[#8]"),
    ("cyano_amino_het_A(1)", "c:1(:c(:c:2:c(:n:c:1-[#7](-[#1])-[#1]):c:c:c(:c:2-[#7](-[#1])-[#1])-[#6]#[#7])-[#6]#[#7])-[#6]#[#7]"),
    ("tetrazole_hzide(1)", "[!#1]:1:[!#1]:[!#1]:[!#1](:[!#1]:[!#1]:1)-[#6](-[#1])=[#6](-[#1])-[#6](-[#7](-[#1])-[#7](-[#1])-c2nnnn2-[#6])=[#8]"),
    ("imine_naphthol_A(1)", "c:1:2:c(:c(:c(:c(:c:1:c(:c(:c(:c:2-[#1])-[#1])-[#6](=[#7]-[#6]:[#6])-[#6](-[#1])-[#1])-[#8]-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("misc_anisole_A(1)", "c:1(:c(:c:2:c(:c(:c:1-[#8]-[#6](-[#1])-[#1])-[#1]):c(:c(:c(:c:2-[#7](-[#1])-[#6](-[#1])(-[#1])-[#1])-[#1])-c:3:c(:c(:c(:c(:c:3-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#1])-[#1])-[#8]-[#6](-[#1])-[#1]"),
    ("het_thio_665(1)", "c:1:c:c-2:c(:c:c:1)-[#16]-c3c(-[#7]-2)cc(s3)-[#6](-[#1])-[#1]"),
    ("anil_di_alk_L(1)", "c:1:c:c:c-2:c(:c:1)-[#6](-[#6](-[#7]-2-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7]-4-[#6](-c:3:c:c:c:c:c:3-[#6]-4=[#8])=[#8])(-[#1])-[#1])(-[#1])-[#1]"),
    ("colchicine_B(1)", "c:1(:c:c:c(:c:c:1)-[#6]-,:3=,:[#6]-,:[#6](-,:c2cocc2-,:[#6](=,:[#6]-,:3)-[#8]-[#1])=[#8])-[#16]-[#6](-[#1])-[#1]"),
    ("misc_aminoacid_A(1)", "[#6;X4]-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#6](=[#8])-[#7](-[#1])-[#6](-[#1])(-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#16]-[#6](-[#1])(-[#1])-[#1])-[#6](=[#8])-[#8]-[#1])-[#1])-[#1]"),
    ("imidazole_amino_A(1)", "n:1:c(:n(:c(:c:1-c:2:c:c:c:c:c:2)-c:3:c:c:c:c:c:3)-[#7]=!@[#6])-[#7](-[#1])-[#1]"),
    ("phenol_sulfite_A(1)", "[#6](-c:1:c:c:c(:c:c:1)-[#8]-[#1])(-c:2:c:c:c(:c:c:2)-[#8]-[#1])-[#8]-[#16](=[#8])=[#8]"),
    ("het_66_D(1)", "c:2:c:c:1:n:c(:c(:n:c:1:c:c:2)-[#6](-[#1])(-[#1])-[#6](=[#8])-[#6]:[#6])-[#6](-[#1])(-[#1])-[#6](=[#8])-[#6]:[#6]"),
    ("misc_anisole_B(1)", "c:1(:c(:c(:c(:c(:c:1-[#1])-[#8]-[#6](-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#1])-[#6](=[#8])-[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-c:2:c:c:c(-[#6](-[#1])-[#1])c:c:2"),
    ("tetrazole_A(1)", "[#6](-[#1])(-[#1])-c1nnnn1-c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[#8]-[#6](-[#1])(-[#1])-[#1])-[#1])-[#1]"),
    ("het_65_G(1)", "[#6]-2(=[#7]-c1c(c(nn1-[#6](-[#6]-2(-[#1])-[#1])=[#8])-[#7](-[#1])-[#1])-[#7](-[#1])-[#1])-[#6]"),
    ("misc_trityl_A(1)", "[#6](-[#6]:[#6])(-[#6]:[#6])(-[#6]:[#6])-[#16]-[#6]:[#6]-[#6](=[#8])-[#8]-[#1]"),
    ("misc_pyridine_OC(1)", "[#8]=[#6](-c:1:c(:c(:n:c(:c:1-[#1])-[#8]-[#6](-[#1])(-[#1])-[#1])-[#8]-[#6](-[#1])(-[#1])-[#1])-[#1])-[#7](-[#1])-[#6](-[#1])(-[#6](-[#1])-[#1])-[#6](-[#1])-[#1]"),
    ("het_6_hydropyridone(1)", "[#7]-1=[#6](-[#7](-[#6](-[#6](-[#6]-1(-[#1])-[#6]:[#6])(-[#1])-[#1])=[#8])-[#1])-[#7]-[#1]"),
    ("misc_stilbene(1)", "[#6]-1(=[#6](-[#6](-[#6](-[#6](-[#6]-1(-[#1])-[#1])(-[#1])-[#6](=[#8])-[#6])(-[#1])-[#6](=[#8])-[#8]-[#1])(-[#1])-[#1])-[#6]:[#6])-[#6]:[#6]"),
    ("misc_imidazole(1)", "[#6](-[#1])(-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[Cl])-[#1])-[#1])(-c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[Cl])-[#1])-[#1])-[#8]-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-c3nc(c(n3-[#6](-[#1])(-[#1])-[#1])-[#1])-[#1]"),
    ("anil_NH_no_alk_A(1)", "n:1:c(:c(:c(:c(:c:1-[#1])-[#7](-[#1])-[#1])-[#1])-[#1])-[#7](-[#1])-[#6]:[#6]"),
    ("het_6_imidate_B(1)", "[#7](-[#1])(-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1])-[#8]-[#1])-[#6]-,:2=,:[#6](-,:[#8]-,:[#6](-,:[#7]=,:[#7]-,:2)=[#7])-[#7](-[#1])-[#1]"),
    ("anil_alk_B(1)", "[#7](-[#1])(-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#6](-[#1])-[#1])-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#1]"),
    ("styrene_anil_A(1)", "c:1:c:c-3:c(:c:c:1)-c:2:c:c:c(:c:c:2-[#6]-3=[#6](-[#1])-[#6])-[#7](-[#1])-[#1]"),
    ("misc_aminal_acid(1)", "c:1:c:c-2:c(:c:c:1)-[#7](-[#6](-[#8]-[#6]-2)(-[#6](=[#8])-[#8]-[#1])-[#6](-[#1])-[#1])-[#6](=[#8])-[#6](-[#1])-[#1]"),
    ("anil_no_alk_D(1)", "n:1:c(:c(:c(:c(:c:1-[#7](-[#1])-[#1])-[#6](-[#1])-[#1])-[#1])-[#6](-[#1])-[#1])-[#7](-[#1])-[#1]"),
    ("anil_alk_C(1)", "[#7](-[#1])(-c:1:c:c:c:c:c:1)-[#6](-[#6])(-[#6])-c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#1]"),
    ("misc_anisole_C(1)", "[#7](-[#1])(-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#8]-[#6](-[#1])(-[#1])-[#1])-[#8]-[#6]-[#1])-[#1])-[#6](=[#8])-[#7](-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])(-[#1])-[#1])-[#6]:[#6]"),
    ("het_465_misc(1)", "c:1-2:c:c-3:c(:c:c:1-[#8]-[#6]-[#8]-2)-[#6]-[#6]-3"),
    ("anthranil_acid_G(1)", "c:1(:c(:c(:c(:c(:c:1-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#6](=[#8])-[#8]-[#1])-[#7](-[#1])-[#6]:[#6]"),
    ("anil_di_alk_M(1)", "c:1(:c:4:c(:n:c(:c:1-[#6](-[#1])(-[#1])-[#7]-3-c:2:c(:c(:c(:c(:c:2-[#6](-[#1])(-[#1])-[#6]-3(-[#1])-[#1])-[#1])-[#1])-[#1])-[#1])-[#1]):c(:c(:c(:c:4-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("anthranil_acid_H(1)", "c:1:c(:c2:c(:c:c:1)c(c(n2-[#1])-[#6]:[#6])-[#6]:[#6])-[#6](=[#8])-[#8]-[#1]"),
    ("thio_urea_M(1)", "[#6]:[#6]-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7](-[#1])-[#6](=[#16])-[#7](-[#1])-c:1:c(:c(:c(:c(:c:1-[F,Cl,Br,I])-[#1])-[#6](-[#1])-[#1])-[#1])-[#1]"),
    ("thiazole_amine_K(1)", "n:1:c3:c(:c:c2:c:1nc(s2)-[#7])sc(n3)-[#7]"),
    ("het_thio_5_imine_A(1)", "[#7]=[#6]-1-[#16]-[#6](=[#7])-[#7]=[#6]-1"),
    ("thio_amide_E(1)", "c:1:c(:n:c:c:c:1)-[#6](=[#16])-[#7](-[#1])-c:2:c(:c:c:c:c:2)-[#8]-[#6](-[#1])-[#1]"),
    ("het_thio_676_B(1)", "c:1-2:c(:c(:c(:c(:c:1-[#6](-c:3:c(-[#16]-[#6]-2(-[#1])-[#1]):c(:c(-[#1]):c(:c:3-[#1])-[#1])-[#1])-[#8]-[#6]:[#6])-[#1])-[#1])-[#1])-[#1]"),
    ("sulfonamide_G(1)", "[#6](-[#1])(-[#1])(-[#1])-c:1:c(:c(:c(:c(:n:1)-[#7](-[#1])-[#16](-c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[#8]-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1])-[#1])-[#1])(=[#8])=[#8])-[#1])-[#1])-[#1]"),
    ("thio_thiomorph_Z(1)", "[#6](=[#8])(-[#7]-1-[#6]-[#6]-[#16]-[#6]-[#6]-1)-c:2:c(:c(:c(:c(:c:2-[#16]-[#6](-[#1])-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("naphth_ene_one_A(1)", "c:1:c:c:3:c:2:c(:c:1)-[#6](-[#6]=[#6](-c:2:c:c:c:3)-[#8]-[#6](-[#1])-[#1])=[#8]"),
    ("naphth_ene_one_B(1)", "c:1-3:c:2:c(:c(:c:c:1)-[#7]):c:c:c:c:2-[#6](-[#6]=[#6]-3-[#6](-[F])(-[F])-[F])=[#8]"),
    ("amino_acridine_A(1)", "c:1:c:c:c:c:2:c:1:c:c:3:c(:n:2):n:c:4:c(:c:3-[#7]):c:c:c:c:4"),
    ("keto_phenone_B(1)", "c:1:c-3:c(:c:c:c:1)-[#6]-2=[#7]-[!#1]=[#6]-[#6]-[#6]-2-[#6]-3=[#8]"),
    ("hzone_acid_A(1)", "c:1-3:c(:c(:c(:c(:c:1-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#6](=[#7]-[#7](-[#1])-c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[#6](=[#8])-[#8]-[#1])-[#1])-[#1])-c:4:c-3:c(:c(:c(:c:4-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#1]"),
    ("sulfonamide_H(1)", "c:1(:c(:c(:c(:c(:c:1-[#1])-[#1])-[#7](-[#1])-[#1])-[#1])-[#1])-[#16](=[#8])(=[#8])-[#7](-[#1])-c:2:n:n:c(:c(:c:2-[#1])-[#1])-[#1]"),
    ("het_565_indole(1)", "c2(c(-[#1])n(-[#6](-[#1])-[#1])c:3:c(:c(:c:1n(c(c(c:1:c2:3)-[#1])-[#1])-[#6](-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1]"),
    ("pyrrole_J(1)", "c1(c-2c(c(n1-[#6](-[#8])=[#8])-[#6](-[#1])-[#1])-[#16]-[#6](-[#1])(-[#1])-[#16]-2)-[#6](-[#1])-[#1]"),
    ("pyrazole_amino_B(1)", "s1ccnc1-c2c(n(nc2-[#1])-[#1])-[#7](-[#1])-[#1]"),
    ("pyrrole_K(1)", "c1(c(c(c(n1-[#1])-c:2:c(:c(:c(:c(:c:2-[#1])-[#1])-[#1])-[#1])-[#1])-[#6](-[#1])-[#1])-[#1])-[#6](=[#8])-[#8]-[#1]"),
    ("anthranil_acid_I(1)", "c:1(:c(:c(:c(:o:1)-[#6])-[#1])-[#1])-[#6](=[#8])-[#7](-[#1])-[#6]:2:[#6](-[#1]):[#6](-[#1]):[#6](-[#1]):[#6](-[#1]):[#6]:2-[#6](=[#8])-[#8]-[#1]"),
    ("thio_amide_F(1)", "[!#1]:[#6]-[#6](=[#16])-[#7](-[#1])-[#7](-[#1])-[#6]:[!#1]"),
    ("ene_one_C(1)", "[#6]-1(=[#8])-[#6](-[#6](-[#6]#[#7])=[#6](-[#1])-[#7])-[#6](-[#7])-[#6]=[#6]-1"),
    ("het_65_H(1)", "c2(c-,:1n(-,:[#6](-,:[#6]=,:[#6]-,:[#7]-,:1)=[#8])nc2-c3cccn3)-[#6]#[#7]"),
    ("cyano_imine_D(1)", "[#8]=[#6]-1-[#6](=[#7]-[#7]-[#6]-[#6]-1)-[#6]#[#7]"),
    ("cyano_misc_A(1)", "c:2(:c:1:c:c:c:c:c:1:n:n:c:2)-[#6](-[#6]:[#6])-[#6]#[#7]"),
    ("ene_misc_C(1)", "c:1:c:c-2:c(:c:c:1)-[#6]=[#6]-[#6](-[#7]-2-[#6](=[#8])-[#7](-[#1])-c:3:c:c(:c(:c:c:3)-[#8]-[#6](-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])(-[#6](-[#1])-[#1])-[#6](-[#1])-[#1]"),
    ("het_66_E(1)", "c:2:c:c:1:n:c(:c(:n:c:1:c:c:2)-c:3:c:c:c:c:c:3)-c:4:c:c:c:c:c:4-[#8]-[#1]"),
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    ("misc_naphthimidazole(1)", "c:1:c:4:c(:c:c2:c:1nc(n2-[#1])-[#6]-[#8]-[#6](=[#8])-c:3:c:c(:c:c(:c:3)-[#7](-[#1])-[#1])-[#7](-[#1])-[#1]):c:c:c:c:4"),
    ("naphth_ene_one_C(1)", "c:2(:c:1:c:c:c:c-3:c:1:c(:c:c:2)-[#6]=[#6]-[#6]-3=[#7])-[#7]"),
    ("keto_phenone_C(1)", "c:2(:c:1:c:c:c:c:c:1:c-3:c(:c:2)-[#6](-c:4:c:c:c:c:c-3:4)=[#8])-[#8]-[#1]"),
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    ("thio_est_cyano_A(1)", "[#6]-1=[#6]-[#7](-[#6](-c:2:c-1:c:c:c:c:2)(-[#6]#[#7])-[#6](=[#16])-[#16])-[#6]=[#8]"),
    ("het_65_imidazole(1)", "c2(nc:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1])n2-[#6])-[#7](-[#1])-[#6](-[#7](-[#1])-c:3:c(:c:c:c:c:3-[#1])-[#1])=[#8]"),
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    ("colchicine_het(1)", "c:1-,:3:c(:c:c:c:c:1)-,:[#16]-,:[#6](=[#7]-[#7]=[#6]-,:2-,:[#6]=,:[#6]-,:[#6]=,:[#6]-,:[#6]=,:[#6]-,:2)-,:[#7]-,:3-[#6](-[#1])-[#1]"),
    ("ene_misc_D(1)", "c:1-2:c(:c(:c(:c(:c:1-[#1])-[#8]-[#6](-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#6](=[#6](-[#6])-[#16]-[#6]-2(-[#1])-[#1])-[#6]"),
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    ("thiazole_amine_L(1)", "s:1:c:c:c(:c:1-[#1])-c:2:c:s:c(:n:2)-[#7](-[#1])-[#1]"),
    ("pyrazole_amino_A(1)", "c1c(-[#7](-[#1])-[#1])nnc1-c2c(-[#6](-[#1])-[#1])oc(c2-[#1])-[#1]"),
    ("het_thio_N_5D(1)", "n1nscc1-c2nc(no2)-[#6]:[#6]"),
    ("anil_alk_indane(1)", "c:1(:c:c-3:c(:c:c:1)-[#7]-[#6]-4-c:2:c:c:c:c:c:2-[#6]-[#6]-3-4)-[#6;X4]"),
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    ("het_666_C(1)", "c:2-,:3:c(:c:c:1:c:c:c:c:c:1:c:2)-,:[#7](-[#6](-[#1])-[#1])-,:[#6](=[#8])-,:[#6](=,:[#7]-,:3)-[#6]:[#6]-[#7](-[#1])-[#6](-[#1])-[#1]"),
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    ("hzone_anthran_Z(1)", "c:1:c:2:c(:c:c:c:1):c(:c:3:c(:c:2):c:c:c:c:3)-[#6]=[#7]-[#7](-[#1])-c:4:c:c:c:c:c:4"),
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    ("thio_urea_N(1)", "o:1:c(:c(-[#1]):c(:c:1-[#6](-[#1])(-[#1])-[#7](-[#1])-[#6](=[#16])-[#7](-[#6]-[#1])-[#6](-[#1])(-[#1])-c:2:c:c:c:c:c:2)-[#1])-[#1]"),
    ("anil_di_alk_coum(1)", "c:1:c(:c:c:c:c:1)-[#7](-[#6]-[#1])-[#6](-[#1])-[#6](-[#1])-[#6](-[#1])-[#7](-[#1])-[#6](=[#8])-[#6]-,:2=,:[#6](-,:[#8]-,:[#6](-,:[#6](=,:[#6]-,:2-[#6](-[#1])-[#1])-[#1])=[#8])-[#6](-[#1])-[#1]"),
    ("ene_one_amide_B(1)", "c2-3:c:c:c:1:c:c:c:c:c:1:c2-[#6](-[#1])-[#6;X4]-[#7]-[#6]-3=[#6](-[#1])-[#6](=[#8])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1]"),
    ("het_thio_656c(1)", "c:1:c(:c:c:c:c:1)-[#6]-4=[#7]-[#7]:2:[#6](:[#7+]:c:3:c:2:c:c:c:c:3)-[#16]-[#6;X4]-4"),
    ("het_5_ene(1)", "[#6]-2(=[#8])-[#6](=[#6](-[#6](-[#1])-[#1])-[#7](-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1])-[#7]=[#6](-c:1:c:c:c:c:c:1)-[#8]-2"),
    ("thio_imide_A(1)", "c:1:c(:c:c:c:c:1)-[#7]-2-[#6](=[#8])-[#6](=[#6](-[#1])-[#6]-2=[#8])-[#16]-c:3:c:c:c:c:c:3"),
    ("dhp_amidine_A(1)", "[#7]-,:1(-[#1])-,:[#7]=,:[#6](-[#7]-[#1])-,:[#16]-,:[#6](=,:[#6]-,:1-,:[#6]:[#6])-,:[#6]:[#6]"),
    ("thio_urea_O(1)", "c:1(:c(:c-3:c(:c(:c:1-[#7](-[#1])-[#6](=[#16])-[#7](-[#1])-[#6](-[#1])-c:2:c(:c(:c(:o:2)-[#6]-[#1])-[#1])-[#1])-[#1])-[#8]-[#6](-[#8]-3)(-[#1])-[#1])-[#1])-[#1]"),
    ("anil_di_alk_O(1)", "c:1(:c(:c(:c(:c(:c:1-[#7](-[#1])-[#6](=[#16])-[#7](-[#1])-c:2:c:c:c:c:c:2)-[#1])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("thio_urea_P(1)", "[#8]=[#6]-!@n:1:c:c:c-,:2:c:1-,:[#7](-[#1])-,:[#6](=[#16])-,:[#7]-,:2-[#1]"),
    ("het_pyraz_misc(1)", "[#6](-[F])(-[F])-[#6](=[#8])-[#7](-[#1])-c:1:c(-[#1]):n(-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#8]-[#6](-[#1])(-[#1])-[#6]:[#6]):n:c:1-[#1]"),
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    ("diazox_D(1)", "[#6]-2(-[#1])(-[#8]-[#1])-[#6]:1:[#7]:[!#6&!#1]:[#7]:[#6]:1-[#6](-[#1])(-[#8]-[#1])-[#6]=[#6]-2"),
    ("misc_cyclopropane(1)", "[#6]-1(-[#6](-[#1])(-[#1])-[#6]-1(-[#1])-[#1])(-[#6](=[#8])-[#7](-[#1])-c:2:c:c:c(:c:c:2)-[#8]-[#6](-[#1])(-[#1])-[#8])-[#16](=[#8])(=[#8])-[#6]:[#6]"),
    ("imine_ene_one_B(1)", "[#6]-1:[#6]-[#6](=[#8])-[#6]=[#6]-1-[#7]=[#6](-[#1])-[#7](-[#6;X4])-[#6;X4]"),
    ("coumarin_D(1)", "c:1:c:c(:c:c-,:2:c:1-,:[#6](=,:[#6](-[#1])-,:[#6](=[#8])-,:[#8]-,:2)-c:3:c:c:c:c:c:3)-[#8]-[#6](-[#1])(-[#1])-[#6]:[#8]:[#6]"),
    ("misc_furan_A(1)", "c:1:c(:o:c(:c:1-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#7]-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#8]-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#8]-c:2:c:c-3:c(:c:c:2)-[#8]-[#6](-[#8]-3)(-[#1])-[#1]"),
    ("rhod_sat_E(1)", "[#7]-4(-c:1:c:c:c:c:c:1)-[#6](=[#8])-[#16]-[#6](-[#1])(-[#7](-[#1])-c:2:c:c:c:c:3:c:c:c:c:c:2:3)-[#6]-4=[#8]"),
    ("rhod_sat_imine_A(1)", "[#7]-3(-[#6](=[#8])-c:1:c:c:c:c:c:1)-[#6](=[#7]-c:2:c:c:c:c:c:2)-[#16]-[#6](-[#1])(-[#1])-[#6]-3=[#8]"),
    ("rhod_sat_F(1)", "[#7]-2(-c:1:c:c:c:c:c:1)-[#6](=[#8])-[#16]-[#6](-[#1])(-[#1])-[#6]-2=[#16]"),
    ("het_thio_5_imine_B(1)", "[#7]-1(-[#6](-[#1])-[#1])-[#6](=[#16])-[#7](-[#6]:[#6])-[#6](=[#7]-[#6]:[#6])-[#6]-1=[#7]-[#6]:[#6]"),
    ("het_thio_5_imine_C(1)", "[#16]-1-[#6](=[#7]-[#7]-[#1])-[#16]-[#6](=[#7]-[#6]:[#6])-[#6]-1=[#7]-[#6]:[#6]"),
    ("ene_five_het_N(1)", "[#6]-2(=[#8])-[#6](=[#6](-[#1])-c:1:c(:c:c:c(:c:1)-[F,Cl,Br,I])-[#8]-[#6](-[#1])-[#1])-[#7]=[#6](-[#16]-[#6](-[#1])-[#1])-[#16]-2"),
    ("thio_carbam_A(1)", "[#6](-[#1])(-[#1])-[#16]-[#6](=[#16])-[#7](-[#1])-[#6](-[#1])(-[#1])-[#6]:[#6]"),
    ("misc_anilide_A(1)", "c:1(:c(:c(:c(:c(:c:1-[#1])-[#1])-[#6](-[#1])-[#1])-[#7](-[#1])-[#6](=[#8])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6]:[#6])-[#1])-[#7](-[#1])-[#6](=[#8])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6]:[#6]"),
    ("misc_anilide_B(1)", "c:1(:c(:c(:c(:c(:c:1-[#6](-[#1])-[#1])-[#1])-[Br])-[#1])-[#6](-[#1])-[#1])-[#7](-[#1])-[#6](=[#8])-[#7](-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1]"),
    ("mannich_B(1)", "c:1-2:c(:c:c:c(:c:1-[#8]-[#6](-[#1])(-[#1])-[#7](-[#6]:[#6]-[#8]-[#6](-[#1])-[#1])-[#6]-2(-[#1])-[#1])-[#1])-[#1]"),
    ("mannich_catechol_A(1)", "c:1-2:c(:c(:c(:c(:c:1-[#8]-[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-[#6]-2(-[#1])-[#1])-[#1])-[#8])-[#8])-[#1]"),
    ("anil_alk_D(1)", "[#7](-[#1])(-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#6](-[#1])(-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1]"),
    ("het_65_I(1)", "n:1:2:c:c:c(:c:c:1:c:c(:c:2-[#6](=[#8])-[#6]:[#6])-[#6]:[#6])-[#6](~[#8])~[#8]"),
    ("misc_urea_A(1)", "c:1(:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#6](=[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#1])-[#6](-[#6;X4])(-[#6;X4])-[#7](-[#1])-[#6](=[#8])-[#7](-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])-[#6](-[#1])(-[#1])-[#6]:[#6]"),
    ("imidazole_C(1)", "[#6]-3(-[#1])(-n:1:c(:n:c(:c:1-[#1])-[#1])-[#1])-c:2:c(:c(:c(:c(:c:2-[#1])-[Br])-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-c:4:c-3:c(:c(:c(:c:4-[#1])-[#1])-[#1])-[#1]"),
    ("styrene_imidazole_A(1)", "[#6](=[#6](-[#1])-[#6](-[#1])(-[#1])-n:1:c(:n:c(:c:1-[#1])-[#1])-[#1])(-[#6]:[#6])-[#6]:[#6]"),
    ("thiazole_amine_M(1)", "c:1(:n:c(:c(-[#1]):s:1)-c:2:c:c:n:c:c:2)-[#7](-[#1])-[#6]:[#6]-[#6](-[#1])-[#1]"),
    ("misc_pyrrole_thiaz(1)", "c:1(:n:c(:c(-[#1]):s:1)-c:2:c:c:c:c:c:2)-[#6](-[#1])(-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7]-[#6](-[#1])(-[#1])-c:3:c:c:c:n:3-[#1]"),
    ("pyrrole_L(1)", "n:1(-[#1]):c(:c(-[#6](-[#1])-[#1]):c(:c:1-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])-[#1])-[#6](=[#8])-[#8]-[#6](-[#1])-[#1]"),
    ("het_thio_65_D(1)", "c:2(:n:c:1:c(:c(:c:c(:c:1-[#1])-[F,Cl,Br,I])-[#1]):n:2-[#1])-[#16]-[#6](-[#1])(-[#1])-[#6](=[#8])-[#7](-[#1])-[#6]:[#6]"),
    ("ene_misc_E(1)", "c:1(:c(:c-2:c(:c(:c:1-[#8]-[#6](-[#1])-[#1])-[#1])-[#6]=[#6]-[#6](-[#1])-[#16]-2)-[#1])-[#8]-[#6](-[#1])-[#1]"),
    ("thio_cyano_A(1)", "[#7]-1(-[#1])-[#6](=[#16])-[#6](-[#1])(-[#6]#[#7])-[#6](-[#1])(-[#6]:[#6])-[#6](=[#6]-1-[#6]:[#6])-[#1]"),
    ("cyano_amino_het_B(1)", "n:1:c(:c(:c(:c(:c:1-[#16;X2]-c:2:c:c:c:c:c:2-[#7](-[#1])-[#1])-[#6]#[#7])-c:3:c:c:c:c:c:3)-[#6]#[#7])-[#7](-[#1])-[#1]"),
    ("cyano_pyridone_G(1)", "[#7]-,:2(-c:1:c:c:c(:c:c:1)-[#8]-[#6](-[#1])-[#1])-,:[#6](=[#8])-,:[#6](=,:[#6]-,:[#6](=,:[#7]-,:2)-n:3:c:n:c:c:3)-[#6]#[#7]"),
    ("het_65_J(1)", "o:1:c(:c:c:2:c:1:c(:c(:c(:c:2-[#1])-[#8]-[#6](-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#6](~[#8])~[#8]"),
    ("ene_one_yne_A(1)", "[#6]#[#6]-[#6](=[#8])-[#6]#[#6]"),
    ("anil_OH_no_alk_B(1)", "c:2(:c:1:c(:c(:c(:c(:c:1:c(:c(:c:2-[#8]-[#1])-[#6]=[#8])-[#1])-[#1])-[#1])-[#1])-[#1])-[#7](-[#1])-[#1]"),
    ("hzone_acyl_misc_A(1)", "c:1(:c(:c(:[c;!H0,$(c-[#6;!H0;!H1])](:o:1))-[#1])-[#1])-[#6](=[#8])-[#7](-[#1])-[#7]=[#6;!H0,$([#6]-[#6;!H0!H1])]-c:2:c:c:c:c(:c:2)-[*]-[*]-[*]-c:3:c:c:c:o:3"),
    ("thiophene_F(1)", "[#16](=[#8])(=[#8])-[#7](-[#1])-c:1:c(:c(:c(:s:1)-[#6]-[#1])-[#6]-[#1])-[#6](=[#8])-[#7]-[#1]"),
    ("anil_OC_alk_E(1)", "[#6](-[#1])(-[#1])-[#8]-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1])-[#7](-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#8]-[#1])-[#6](-[#1])-[#1]"),
    ("anil_OC_alk_F(1)", "[#6](-[#1])(-[#1])-[#8]-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1])-[#7](-[#1])-[#6](-[#1])(-[#6]=[#8])-[#16]"),
    ("het_65_K(1)", "n1nnnc2cccc12"),
    ("het_65_L(1)", "c:1-,:2:c(-[#1]):s:c(:c:1-,:[#6](=[#8])-,:[#7]-,:[#7]=,:[#6]-,:2-[#7](-[#1])-[#1])-[#6]=[#8]"),
    ("coumarin_E(1)", "c:1-,:3:c(:c:2:c(:c:c:1-[Br]):o:c:c:2)-,:[#6](=,:[#6]-,:[#6](=[#8])-,:[#8]-,:3)-[#1]"),
    ("coumarin_F(1)", "c:1-,:3:c(:c:c:c:c:1)-,:[#6](=,:[#6](-[#6](=[#8])-[#7](-[#1])-c:2:n:o:c:c:2-[Br])-,:[#6](=[#8])-,:[#8]-,:3)-[#1]"),
    ("coumarin_G(1)", "c:1-,:2:c(:c:c(:c:c:1-[F,Cl,Br,I])-[F,Cl,Br,I])-,:[#6](=,:[#6](-[#6](=[#8])-[#7](-[#1])-[#1])-,:[#6](=[#7]-[#1])-,:[#8]-,:2)-[#1]"),
    ("coumarin_H(1)", "c:1-,:3:c(:c:c:c:c:1)-,:[#6](=,:[#6](-[#6](=[#8])-[#7](-[#1])-c:2:n:c(:c:s:2)-[#6]:[#16]:[#6]-[#1])-,:[#6](=[#8])-,:[#8]-,:3)-[#1]"),
    ("het_thio_67_A(1)", "[#6](-[#1])(-[#1])-[#16;X2]-c:2:n:n:c:1-[#6]:[#6]-[#7]=[#6]-[#8]-c:1:n:2"),
    ("sulfonamide_I(1)", "[#16](=[#8])(=[#8])(-c:1:c:n(-[#6](-[#1])-[#1]):c:n:1)-[#7](-[#1])-c:2:c:n(:n:c:2)-[#6](-[#1])(-[#1])-[#6]:[#6]-[#8]-[#6](-[#1])-[#1]"),
    ("het_65_mannich(1)", "c:1-2:c(:c(:c(:c(:c:1-[#8]-[#6](-[#1])(-[#1])-[#8]-2)-[#6](-[#1])(-[#1])-[#7]-3-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#6]:[#6]-3)-[#1])-[#1])-[#1]"),
    ("anil_alk_A(1)", "[#6](-[#1])(-[#1])-[#8]-[#6]:[#6]-[#6](-[#1])(-[#1])-[#7](-[#1])-c:2:c(:c(:c:1:n(:c(:n:c:1:c:2-[#1])-[#1])-[#6]-[#1])-[#1])-[#1]"),
    ("het_5_inium(1)", "[#7]-,:4(-c:1:c:c:c:c:c:1)-,:[#6](=,:[#7+](-c:2:c:c:c:c:c:2)-,:[#6](=[#7]-c:3:c:c:c:c:c:3)-,:[#7]-,:4)-[#1]"),
    ("anil_di_alk_P(1)", "[#6](-[#1])(-[#1])-[#7](-[#6](-[#1])-[#1])-c:2:c:c:c:1:s:c(:n:c:1:c:2)-[#16]-[#6](-[#1])-[#1]"),
    ("thio_urea_Q(1)", "c:1:2:c(:c(:c(:c(:c:1:c(:c(-[#1]):c(:c:2-[#1])-[#1])-[#6](-[#6](-[#1])-[#1])=[#7]-[#7](-[#1])-[#6](=[#16])-[#7](-[#1])-[#6]:[#6]:[#6])-[#1])-[#1])-[#1])-[#1]"),
    ("thio_pyridine_A(1)", "[#6]:1(:[#7]:[#6](:[#7]:[!#1]:[#7]:1)-c:2:c(:c(:c(:o:2)-[#1])-[#1])-[#1])-[#16]-[#6;X4]"),
    ("melamine_B(1)", "n:1:c(:n:c(:n:c:1-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#7](-[#6]-[#1])-[#6]=[#8]"),
    ("misc_phthal_thio_N(1)", "c:1(:n:s:c(:n:1)-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](-[#1])(-[#1])-[#7]-[#6](=[#8])-c:2:c:c:c:c:c:2-[#6](=[#8])-[#8]-[#1])-c:3:c:c:c:c:c:3"),
    ("hzone_acyl_misc_B(1)", "n:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1])-[#6](=[#8])-[#7](-[#1])-[#7]=[#6](-[#1])-c:2:c:c:c:c:c:2-[#8]-[#6](-[#1])(-[#1])-[#6](=[#8])-[#8]-[#1]"),
    ("tert_butyl_B(1)", "[#6](-[#1])(-[#1])(-[#1])-[#6](-[#6](-[#1])(-[#1])-[#1])(-[#6](-[#1])(-[#1])-[#1])-c:1:c(:c(:c(:c(:c:1-[#8]-[#1])-[#6](-[#6](-[#1])(-[#1])-[#1])(-[#6](-[#1])(-[#1])-[#1])-[#6](-[#1])(-[#1])-[#1])-[#1])-[#6](-[#1])(-[#1])-c:2:c:c:c(:c(:c:2-[#1])-[#1])-[#8]-[#1])-[#1]"),
    ("diazox_E(1)", "[#7](-[#1])(-[#1])-c:1:c(-[#7](-[#1])-[#1]):c(:c(-[#1]):c:2:n:o:n:c:1:2)-[#1]"),
    ("anil_NH_no_alk_B(1)", "[#7](-[#1])(-[#1])-c:1:c(:c(:c(:c(:c:1-[#7](-[#1])-[#16](=[#8])=[#8])-[#1])-[#7](-[#1])-[#6](-[#1])-[#1])-[F,Cl,Br,I])-[#1]"),
    ("anil_no_alk_A(1)", "[#7](-[#1])(-[#1])-c:1:c(:c(:c(:c(:c:1-[#7]=[#6]-2-[#6](=[#6]~[#6]~[#6]=[#6]-2)-[#1])-[#1])-[#1])-[#1])-[#1]"),
    ("anil_no_alk_B(1)", "[#7](-[#1])(-[#1])-c:1:c(:c(:c(:c(:c:1-n:2:c:c:c:c:2)-[#1])-[#6](-[#1])-[#1])-[#6](-[#1])-[#1])-[#1]"),
    ("thio_ene_amine_A(1)", "[#16]=[#6]-[#6](-[#6](-[#1])-[#1])=[#6](-[#6](-[#1])-[#1])-[#7](-[#6](-[#1])-[#1])-[#6](-[#1])-[#1]"),
    ("het_55_B(1)", "[#6]-1:[#6]-[#8]-[#6]-2-[#6](-[#1])(-[#1])-[#6](=[#8])-[#8]-[#6]-1-2"),
    ("cyanamide_A(1)", "[#8]-[#6](=[#8])-[#6](-[#1])(-[#1])-[#16;X2]-[#6](=[#7]-[#6]#[#7])-[#7](-[#1])-c:1:c:c:c:c:c:1"),
    ("ene_one_one_A(1)", "[#8]=[#6]-[#6]-1=[#6](-[#16]-[#6](=[#6](-[#1])-[#6])-[#16]-1)-[#6]=[#8]"),
    ("ene_six_het_D(1)", "[#8]=[#6]-1-[#7]-[#7]-[#6](=[#7]-[#6]-1=[#6]-[#1])-[!#1]:[!#1]"),
    ("ene_cyano_E(1)", "[#8]=[#6]-[#6](-[#1])=[#6](-[#6]#[#7])-[#6]"),
    ("ene_cyano_F(1)", "[#8](-[#1])-[#6](=[#8])-c:1:c(:c(:c(:c(:c:1-[#8]-[#1])-[#1])-c:2:c(-[#1]):c(:c(:o:2)-[#6](-[#1])=[#6](-[#6]#[#7])-c:3:n:c:c:n:3)-[#1])-[#1])-[#1]"),
    ("hzone_furan_C(1)", "c:1:c(:c:c:c:c:1)-[#7](-c:2:c:c:c:c:c:2)-[#7]=[#6](-[#1])-[#6]:3:[#6](:[#6](:[#6](:[!#1]:3)-c:4:c:c:c:c(:c:4)-[#6](=[#8])-[#8]-[#1])-[#1])-[#1]"),
    ("anil_no_alk_C(1)", "[#7](-[#1])(-[#1])-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-c:2:c(-[#1]):c(:c(-[#6](-[#1])-[#1]):o:2)-[#6]=[#8])-[#1])-[#1]"),
    ("hzone_acid_D(1)", "[#8](-[#1])-[#6](=[#8])-c:1:c:c:c(:c:c:1)-[#7]-[#7]=[#6](-[#1])-[#6]:2:[#6](:[#6](:[#6](:[!#1]:2)-c:3:c:c:c:c:c:3)-[#1])-[#1]"),
    ("hzone_furan_E(1)", "[#8](-[#1])-[#6](=[#8])-c:1:c:c:c:c(:c:1)-[#6]:[!#1]:[#6]-[#6]=[#7]-[#7](-[#1])-[#6](=[#8])-[#6](-[#1])(-[#1])-[#8]"),
    ("het_6_pyridone_NH2(1)", "[#8](-[#1])-[#6]:1:[#6](:[#6]:[!#1]:[#6](:[#7]:1)-[#7](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6](=[#8])-[#8]"),
    ("imine_one_fives_D(1)", "[#6]-1(=[!#6&!#1])-[#6](-[#7]=[#6]-[#16]-1)=[#8]"),
    ("pyrrole_M(1)", "n2(-c:1:c:c:c:c:c:1)c(c(-[#1])c(c2-[#6]=[#7]-[#8]-[#1])-[#1])-[#1]"),
    ("pyrrole_N(1)", "n2(-[#6](-[#1])-c:1:c(:c(:c:c(:c:1-[#1])-[#1])-[#1])-[#1])c(c(-[#1])c(c2-[#6]-[#1])-[#1])-[#6]-[#1]"),
    ("pyrrole_O(1)", "n1(-[#6](-[#1])-[#1])c(c(-[#6](=[#8])-[#6])c(c1-[#6]:[#6])-[#6])-[#6](-[#1])-[#1]"),
    ("ene_cyano_G(1)", "n1(-[#6])c(c(-[#1])c(c1-[#6](-[#1])=[#6](-[#6]#[#7])-c:2:n:c:c:s:2)-[#1])-[#1]"),
    ("sulfonamide_J(1)", "n3(-c:1:c:c:c:c:c:1-[#7](-[#1])-[#16](=[#8])(=[#8])-c:2:c:c:c:s:2)c(c(-[#1])c(c3-[#1])-[#1])-[#1]"),
    ("misc_pyrrole_benz(1)", "n2(-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1])-[#6](=[#8])-[#7](-[#1])-[#6](-[#1])(-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#8]-[#6]:[#6])c(c(-[#1])c(c2-[#1])-[#1])-[#1]"),
    ("thio_urea_R(1)", "c:1(:c:c:c:c:c:1)-[#7](-[#1])-[#6](=[#16])-[#7]-[#7](-[#1])-[#6](-[#1])=[#6](-[#1])-[#6]=[#8]"),
    ("ene_one_one_B(1)", "[#6]-1(-[#6](=[#8])-[#6](-[#1])(-[#1])-[#6]-[#6](-[#1])(-[#1])-[#6]-1=[#8])=[#6](-[#7]-[#1])-[#6]=[#8]"),
    ("dhp_amino_CN_H(1)", "[#7](-[#1])(-[#1])-[#6]-1=[#6](-[#6]#[#7])-[#6](-[#1])(-[#6]:[#6])-[#16]-[#6;X4]-[#16]-1"),
    ("het_66_anisole(1)", "[#6](-[#1])(-[#1])-[#8]-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#1])-[#1])-[#7](-[#1])-c:2:c:c:n:c:3:c(:c:c:c(:c:2:3)-[#8]-[#6](-[#1])-[#1])-[#8]-[#6](-[#1])-[#1]"),
    ("thiazole_amine_N(1)", "[#6](-[#1])(-[#1])-[#8]-c:1:c(:c(:c(:c(:c:1-[#1])-[#1])-[#8]-[#6](-[#1])-[#1])-[#1])-[#7](-[#1])-c:2:n:c(:c:s:2)-c:3:c:c:c(:c:c:3)-[#8]-[#6](-[#1])-[#1]"),
    ("het_pyridiniums_C(1)", "[#6]~1~3~[#7](-[#6]:[#6])~[#6]~[#6]~[#6]~[#6]~1~[#6]~2~[#7]~[#6]~[#6]~[#6]~[#7+]~2~[#7]~3"),
    ("het_5_E(1)", "[#7]-3(-c:2:c:1:c:c:c:c:c:1:c:c:c:2)-[#7]=[#6](-[#6](-[#1])-[#1])-[#6](-[#1])(-[#1])-[#6]-3=[#8]"),
];

static COMPILED: OnceLock<Vec<(&'static str, QueryMolecule)>> = OnceLock::new();

fn compiled_patterns() -> &'static [(&'static str, QueryMolecule)] {
    COMPILED.get_or_init(|| {
        PAINS_SMARTS.iter().filter_map(|&(name, smarts)| {
            parse_smarts(smarts).ok().map(|q| (name, q))
        }).collect()
    })
}

/// Returns the names of all PAINS patterns that match `mol`.
///
/// An empty vec means no PAINS alerts were triggered.
///
/// The molecule is expanded to explicit H form before matching because the
/// PAINS SMARTS patterns reference explicit hydrogen atoms (`[#1]`).
pub fn pains_matches(mol: &Molecule) -> Vec<&'static str> {
    let mol_h = add_explicit_hs(mol);
    compiled_patterns()
        .iter()
        .filter(|(_, q)| !find_matches(q, &mol_h).is_empty())
        .map(|(name, _)| *name)
        .collect()
}

/// Returns `true` when no PAINS alerts are triggered.
pub fn pains_passes(mol: &Molecule) -> bool {
    let mol_h = add_explicit_hs(mol);
    compiled_patterns()
        .iter()
        .all(|(_, q)| find_matches(q, &mol_h).is_empty())
}

#[cfg(test)]
mod tests {
    use super::*;
    use chematic_smiles::parse;

    fn mol(s: &str) -> Molecule { parse(s).unwrap() }

    #[test]
    fn test_pains_caffeine_passes() {
        // Caffeine has no PAINS alerts
        assert!(pains_passes(&mol("Cn1cnc2c1c(=O)n(c(=O)n2C)C")),
            "caffeine should pass PAINS");
    }

    #[test]
    fn test_pains_rhodanine_fails() {
        // Rhodanine scaffold triggers ene_rhod_A pattern
        let hits = pains_matches(&mol("O=C1CSC(=S)N1"));
        assert!(!hits.is_empty(), "rhodanine should trigger PAINS alert");
    }

    #[test]
    fn test_pains_azo_fails() {
        // Azo compound: R-N=N-R triggers azo_A
        let hits = pains_matches(&mol("c1ccc(cc1)N=Nc2ccccc2"));
        assert!(!hits.is_empty(), "azobenzene should trigger PAINS azo_A");
    }

    #[test]
    fn test_pains_count_at_most_480() {
        let n = compiled_patterns().len();
        assert!(n <= 480, "at most 480 patterns expected, got {n}");
        assert!(n >= 470, "at least 470 of 480 patterns should compile, got {n}");
    }

    #[test]
    fn test_pains_catechol_fails() {
        // Catechol (ortho-dihydroxybenzene) → catechol_A pattern
        let hits = pains_matches(&mol("Oc1ccccc1O"));
        assert!(!hits.is_empty(), "catechol should trigger PAINS catechol_A");
    }

    #[test]
    fn test_pains_mannich_base_fails() {
        // Mannich base: N-CH2-ArOH pattern → mannich_A
        let hits = pains_matches(&mol("NCc1ccccc1O"));
        assert!(!hits.is_empty(), "Mannich base should trigger PAINS mannich_A");
    }
}