Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 3.037% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: O=c1ccnc(Nc2ccc([N+](=O)[O-])cc2)[nH]1
b: CCc1ccccc1NC(=O)CN1CCN(C(=O)CNC(=O)c2ccccc2F)CC1
c: CC(=O)Nc1ccc(NC(=O)CN(c2ccc(C(C)C)cc2)S(=O)(=O)c2ccccc2)cc1
d: COC(=O)c1cccc(NC(=O)c2cccc([N+](=O)[O-])c2)c1
Answer: a. O=c1ccnc(Nc2ccc([N+](=O)[O-])cc2)[nH]1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=c1ccnc(Nc2ccc([N+](=O)[O-])cc2)[nH]1
O=c1ccnc(Nc2ccc([N+](=O)[O-])cc2)[nH]1
oxido-oxo-[4-[(6-oxo-1H-pyrimidin-2-yl)amino]phenyl]azanium