Task: Answer the multiple choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES O=C1CCC([N+](=O)[O-])C(c2ccccc2Br)N1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: 11.568
b: 19.693
c: 2.774
d: 11.548
e: 2.824
Answer: b. 19.693\%.
{#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=C1CCC([N+](=O)[O-])C(c2ccccc2Br)N1
O=C1CCC([N+](=O)[O-])C(c2ccccc2Br)N1
6-(2-bromophenyl)-5-nitropiperidin-2-one