Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 10uM of a drug with the SMILES Br.CCCCn1c(=N)n(CC(=O)c2ccc([N+](=O)[O-])cc2)c2ccccc21?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
a -71.659
b 4.172
c -32.296
d 18.180
e 0.962
Answer: a. -71.659%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_10uM__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_10uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_10uM#}{herg_central_at_10uM__units}.
Br.CCCCn1c(=N)n(CC(=O)c2ccc([N+](=O)[O-])cc2)c2ccccc21
Br.CCCCn1c(=N)n(CC(=O)c2ccc([N+](=O)[O-])cc2)c2ccccc21
2-(3-butyl-2-iminobenzimidazol-1-yl)-1-(4-nitrophenyl)ethanone;hydrobromide