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 or b without using any other words.
Options:
a N[C@H]1CN(c2ccc(-n3ccc(OCc4ccccc4)cc3=O)cn2)C[C@@H]1c1cc(F)ccc1F
b Cc1nc2ccccc2n1C1C[C@H]2CC[C@H](C1)N2CCC1(c2ccccc2)CCN(C(=O)C(C)(C)C)CC1
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}
1-[6-[(3R,4S)-3-amino-4-(2,5-difluorophenyl)pyrrolidin-1-yl]pyridin-3-yl]-4-phenylmethoxypyridin-2-one