Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C1OCCc2cc([C@@H]3CN4CCN(C(=O)Cc5ccc(-n6cnnn6)nc5)C[C@H]4CO3)ccc21
(b) COc1cc(C=Cc2nc3ccc(F)cc3c(=O)[nH]2)ccc1-n1cnc(C)c1
Answer: a, b
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
6-fluoranyl-2-[2-[3-methoxy-4-(4-methylimidazol-1-yl)phenyl]ethenyl]-3H-quinazolin-4-one