Task: Answer the multiple-choice question.
Question: Which compound has a 22.786% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Nc1ccc(O)c([N+](=O)[O-])c1
(b) O=[N+]([O-])c1cccc(-c2ccc(SCc3cccnc3)nn2)c1
Answer: a. Nc1ccc(O)c([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_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#}
Nc1ccc(O)c([N+](=O)[O-])c1
Nc1ccc(O)c([N+](=O)[O-])c1
4-amino-2-nitrocyclohexa-1,3,5-trien-1-ol