Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -21.281% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. O=C(NC(=O)N1CCN(c2cccc(Cl)c2)CC1)c1ccc(Cl)cc1
b. Cc1cccc(OCCNc2ccc([N+](=O)[O-])cn2)c1
Answer: b. Cc1cccc(OCCNc2ccc([N+](=O)[O-])cn2)c1
{#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#}
Cc1cccc(OCCNc2ccc([N+](=O)[O-])cn2)c1
Cc1cccc(OCCNc2ccc([N+](=O)[O-])cn2)c1
N-[2-(3-methylphenoxy)ethyl]-5-nitropyridin-2-amine