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. COc1cc2ncn(-c3cc(OCc4ccccc4S(C)(=O)=O)c(C#N)s3)c2cc1OC
b. CC1=C2[C@@H]3OC(=O)[C@@H](C)[C@@H]3[C@H](O)C[C@]2(C)C=CC1=O
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}
5-(5,6-dimethoxybenzimidazol-1-yl)-3-[(2-methylsulfonylphenyl)methoxy]thiophene-2-carbonitrile