Task: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES O=C(C[n+]1cccc(NC(=O)c2ccccc2)c1)c1cccc([N+](=O)[O-])c1.[Br-]?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
(a) 10.068
(b) 5.951
(c) -39.580
Answer: c. -39.580\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
O=C(C[n+]1cccc(NC(=O)c2ccccc2)c1)c1cccc([N+](=O)[O-])c1.[Br-]
O=C(C[n+]1cccc(NC(=O)c2ccccc2)c1)c1cccc([N+](=O)[O-])c1.[Br-]
N-[1-[2-(3-nitrophenyl)-2-oxoethyl]pyridin-1-ium-3-yl]benzamide;bromide