Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: N[C@H](C(=O)N1CCCC1)C1CCC(NC(=O)c2cccc3ccccc23)CC1
b: COc1ccc([C@H]2CN(CCc3ccc(OC)c(OC)c3)C[C@@H]2CC(=O)NCc2cccc(Cl)c2)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-[4-[(1S)-1-amino-2-oxo-2-pyrrolidin-1-ylethyl]cyclohexyl]naphthalene-1-carboxamide