Task: Answer the multiple-choice question.
Query: Which drug exhibits a 15.712\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: O=C(NC(=S)Nc1ccccc1N1CCCC1)c1ccccc1[N+](=O)[O-]
b: CC1CN(CCOc2ccc(Cl)cc2Cl)CC(C)O1.O=C(O)C(=O)O
c: CSc1ccc(/C=C(/NC(=O)c2ccco2)C(=O)N2CCCCC2)cc1
d: COc1ccccc1N1CCN(C(=O)c2cc3c(=O)n(C)c4ccccc4c3n2C)CC1
Answer: a. O=C(NC(=S)Nc1ccccc1N1CCCC1)c1ccccc1[N+](=O)[O-]
{#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(NC(=S)Nc1ccccc1N1CCCC1)c1ccccc1[N+](=O)[O-]
O=C(NC(=S)Nc1ccccc1N1CCCC1)c1ccccc1[N+](=O)[O-]
oxido-oxo-[2-[(2-pyrrolidin-1-ylphenyl)carbamothioylcarbamoyl]phenyl]azanium