Task: Answer the MCQ question.
Query: What is the hERG inhibition at 10uM of a compound with the SMILES O=C(Nc1nnc(-c2cccnc2)o1)c1cccc([N+](=O)[O-])c1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a 21.135
b 13.849
Answer: b. 13.849%.
{#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}.
O=C(Nc1nnc(-c2cccnc2)o1)c1cccc([N+](=O)[O-])c1
O=C(Nc1nnc(-c2cccnc2)o1)c1cccc([N+](=O)[O-])c1
3-nitro-N-(5-pyridin-3-yl-1,3,4-oxadiazol-2-yl)benzamide