Task: Answer the multiple choice question.
Query: Which compound has a 9.723\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a: O=C(NC1CCCCC1)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
b: O=C1c2cc([N+](=O)[O-])ccc2-c2ncccc21
c: Fc1ccc(N2CCN(c3ncnc4c3nnn4Cc3ccccc3Cl)CC2)cc1
Answer: b. O=C1c2cc([N+](=O)[O-])ccc2-c2ncccc21
{#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=C1c2cc([N+](=O)[O-])ccc2-c2ncccc21
O=C1c2cc([N+](=O)[O-])ccc2-c2ncccc21
7-nitroindeno[1,2-b]pyridin-5-one