Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 10uM of a compound with the SMILES COc1n[nH]c(C(=O)NCc2ccccc2)c1[N+](=O)[O-]?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a: 3.297
b: -6.919
c: 21.115
d: 10.324
Answer: c. 21.115%.
{#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}.
COc1n[nH]c(C(=O)NCc2ccccc2)c1[N+](=O)[O-]
COc1n[nH]c(C(=O)NCc2ccccc2)c1[N+](=O)[O-]
N-benzyl-3-methoxy-4-nitro-1H-pyrazole-5-carboxamide