Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES O=C1c2ccc([N+](=O)[O-])cc2C(=O)N1c1ccc([N+](=O)[O-])cn1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
[a] 5.233
[b] -2.708
[c] 12.403
Answer: c. 12.403\%.
{#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}.
O=C1c2ccc([N+](=O)[O-])cc2C(=O)N1c1ccc([N+](=O)[O-])cn1
O=C1c2ccc([N+](=O)[O-])cc2C(=O)N1c1ccc([N+](=O)[O-])cn1
5-nitro-2-(5-nitropyridin-2-yl)isoindole-1,3-dione