Problem statement: Answer the MCQ question.
Question: What is the hERG inhibition at a concentration of 10uM of a drug with the SMILES O=C(Nc1ccc(NC(=O)c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1)c1ccco1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
[a] 13.797
[b] 25.943
Answer: a. 13.797%.
{#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(Nc1ccc(NC(=O)c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1)c1ccco1
O=C(Nc1ccc(NC(=O)c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1)c1ccco1
N-[4-[(2,4-dinitrobenzoyl)amino]phenyl]furan-2-carboxamide