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, c, or d without using any other words.
Options:
[a] CCCCN(CC)CC#CCCc1ccc(C)cc1
[b] CN1C(=O)CC[C@H]1CN(Cc1ccc(Cl)cc1)S(=O)(=O)c1cccc(C#N)c1
[c] O=S(=O)(CCN1CCC(Cc2ccccc2)C(O)C1)c1ccc(O)cc1
[d] O=C(O)COCCN1CCN([C@H](c2ccccc2)c2ccc(Cl)cc2)CC1
Answer: a
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-butyl-N-ethyl-5-(4-methylphenyl)pent-2-yn-1-amine