Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COc1cc2c(cc1OC)CN(C(=O)N1CCN(C(C)C)CC1)CC2
b. CC(=O)Nc1cccc(N2CCN(CC3CCN(S(=O)(=O)CC4CCCCC4)CC3)CC2)c1
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}
N-[3-[4-[[1-(cyclohexylmethylsulfonyl)piperidin-4-yl]methyl]piperazin-1-yl]phenyl]acetamide