Task: Please answer the multiple choice question.
Question: Which molecules are not 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) COc1ccc2nccc([C@@H]3CN(C4CCN(Cc5ccc(C)c(C)c5)CC4)C(=O)O3)c2c1
(b) N#C[C@H](Cc1ccc(-c2ccccc2)cc1)NC(=O)C1(N)CCOCC1
(c) CCc1nc2c(Cc3ccc(C(=O)NO)cc3)cccc2c(=O)n1CCc1ccccc1
(d) C[C@@H]1CN(CC2(c3ccc(C(N)=O)cc3)CC2)CCN1S(=O)(=O)c1ccc(C(C)(O)C(F)(F)F)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-amino-N-[(1S)-1-cyano-2-(4-phenylphenyl)ethyl]oxane-4-carboxamide