Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) COc1ccc(Nc2cc(N[C@@H]3CCOC[C@@H]3N)nnc2C(N)=O)nc1C(C)C
(b) COC1CCN(S(=O)(=O)c2ccc(-c3ccc(CCN4CCCC4C)cc3)cc2)CC1
(c) O=C(CC1CCN(Cc2ccn(-c3ccc(C(F)(F)F)cc3)c2)CC1)N1CCN(C(=O)N2CCCC2)CC1
Answer: 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}
4-methoxy-1-[4-[4-[2-(2-methylpyrrolidin-1-yl)ethyl]phenyl]phenyl]sulfonylpiperidine