Task: Answer the MCQ question.
Query: Which compound exhibits a 13.391\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(Nc1ccc(F)cc1)C1CCCN(S(=O)(=O)c2ccc3[nH]c(=O)ccc3c2)C1
b COc1ccccc1CC(=O)NNS(=O)(=O)c1cccc([N+](=O)[O-])c1
Answer: b. COc1ccccc1CC(=O)NNS(=O)(=O)c1cccc([N+](=O)[O-])c1
{#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#}
COc1ccccc1CC(=O)NNS(=O)(=O)c1cccc([N+](=O)[O-])c1
COc1ccccc1CC(=O)NNS(=O)(=O)c1cccc([N+](=O)[O-])c1
2-(2-methoxyphenyl)-N'-(3-nitrophenyl)sulfonylacetohydrazide