Task: Answer the MCQ question.
Question: What is the hERG inhibition at 1uM of a compound with the SMILES Cn1c(=O)[nH]c2ccc([N+](=O)[O-])nc21?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a.) 15.889
b.) 21.080
Answer: a. 15.889\%.
{#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}.
Cn1c(=O)[nH]c2ccc([N+](=O)[O-])nc21
Cn1c(=O)[nH]c2ccc([N+](=O)[O-])nc21
3-methyl-5-nitro-1H-imidazo[4,5-b]pyridin-2-one