Task: Answer the MCQ question.
Query: Which compound exhibits a 13.979\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] COc1ccc(Nc2nc(-c3cccc([N+](=O)[O-])c3)nc3ccccc23)c(OC)c1
[b] O=C(Nc1cccc2ccccc12)c1ccc([N+](=O)[O-])o1
Answer: b. O=C(Nc1cccc2ccccc12)c1ccc([N+](=O)[O-])o1
{#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(Nc1cccc2ccccc12)c1ccc([N+](=O)[O-])o1
O=C(Nc1cccc2ccccc12)c1ccc([N+](=O)[O-])o1
N-naphthalen-1-yl-5-nitrofuran-2-carboxamide