test {
match 'AKIAXJKKN74EG733NUVK';
match 'ASIAZ4QTA4CVIMNB5EP5';
match in '"AKIAXJKKN74EG733NUVK"';
reject 'akiaxjkkn74eg733nuvk';
}
disable unicode;
<:(
("A3T" [ascii_upper digit] | "AKIA" | "AGPA" | "AROA" | "AIPA" | "ANPA" | "ANVA" | "ASIA")
[ascii_upper digit]{16}
)>