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, d, or e without using any other words.
Options:
a. FC(F)(F)c1cc(Cl)nc(COCC2(c3ccccc3)CCNCC2)c1
b. O=C(NC[C@@H]1CCN(C(=O)CCCCC(c2ccc(F)cc2)c2ccc(F)cc2)C1)c1cc(C(F)(F)F)cc(C(F)(F)F)c1
c. COc1ccc(NC(=O)c2ccc(C[S+](C)[O-])c3ccccc23)c(C(=O)NCC2CCOCC2)n1
d. CC(C)[C@H](CS(=O)(=O)c1ccc(-c2ccc(Br)cc2)cc1)C(=O)O
e. C[C@H](N)[C@@H]1CCN(c2c(F)cc3c(=O)c(C(=O)O)cn4c3c2OC[C@@H]4C)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-[[(3S)-1-[6,6-bis(4-fluorophenyl)hexanoyl]pyrrolidin-3-yl]methyl]-3,5-bis(trifluoromethyl)benzamide