Task: Answer the MCQ question.
Query: What is the hERG inhibition at 10uM of a compound with the SMILES CC(=O)NNc1[nH]c2c(c(=O)c1[N+](=O)[O-])c(=O)n(C)c(=O)n2C?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a 15.815
b 3.823
Answer: a. 15.815%.
{#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}.
CC(=O)NNc1[nH]c2c(c(=O)c1[N+](=O)[O-])c(=O)n(C)c(=O)n2C
CC(=O)NNc1[nH]c2c(c(=O)c1[N+](=O)[O-])c(=O)n(C)c(=O)n2C
N'-(1,3-dimethyl-6-nitro-2,4,5-trioxo-8H-pyrido[2,3-d]pyrimidin-7-yl)acetohydrazide