Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES O=C(OCc1ccc([N+](=O)[O-])cc1)C1CC(=O)N(CCc2ccccc2)C1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a: 13.624
b: -56.267
Answer: b. -56.267\%.
{#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(OCc1ccc([N+](=O)[O-])cc1)C1CC(=O)N(CCc2ccccc2)C1
O=C(OCc1ccc([N+](=O)[O-])cc1)C1CC(=O)N(CCc2ccccc2)C1
(4-nitrophenyl)methyl 5-oxo-1-(2-phenylethyl)pyrrolidine-3-carboxylate