Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at 1uM of a compound with the SMILES Br.N=c1n(CC(=O)c2cccc([N+](=O)[O-])c2)c2ccccc2n1Cc1ccccc1?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] 8.385
[b] 4.051
[c] -2.494
[d] 10.695
Answer: c. -2.494\%.
{#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}.
Br.N=c1n(CC(=O)c2cccc([N+](=O)[O-])c2)c2ccccc2n1Cc1ccccc1
Br.N=c1n(CC(=O)c2cccc([N+](=O)[O-])c2)c2ccccc2n1Cc1ccccc1
2-(3-benzyl-2-iminobenzimidazol-1-yl)-1-(3-nitrophenyl)ethanone;hydrobromide