Problem statement: Answer the multiple choice question.
Question: Which drug has a -0.873\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a O=C(NCC1CCCN1S(=O)(=O)c1cccs1)c1ccc([N+](=O)[O-])cc1
b O=C(CCOc1ccccc1)Nc1ccnn1C1CCN(Cc2ccc(F)cc2)CC1
c COc1ccc(Cc2nc3ccc(C(=O)NCCc4cccc(C)n4)cc3o2)cc1
d O=C(NCC(=O)N1CCc2ccccc2C1)c1ccc(Cl)cc1Cl
Answer: a. O=C(NCC1CCCN1S(=O)(=O)c1cccs1)c1ccc([N+](=O)[O-])cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(NCC1CCCN1S(=O)(=O)c1cccs1)c1ccc([N+](=O)[O-])cc1
O=C(NCC1CCCN1S(=O)(=O)c1cccs1)c1ccc([N+](=O)[O-])cc1
4-nitro-N-[(1-thiophen-2-ylsulfonylpyrrolidin-2-yl)methyl]benzamide