Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 10uM of a drug with the SMILES O=C(COc1ccc([N+](=O)[O-])cc1)Nc1nnc(-c2cccnc2)s1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
[a] -17.604
[b] 27.732
[c] 3.725
Answer: a. -17.604%.
{#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(COc1ccc([N+](=O)[O-])cc1)Nc1nnc(-c2cccnc2)s1
O=C(COc1ccc([N+](=O)[O-])cc1)Nc1nnc(-c2cccnc2)s1
2-(4-nitrophenoxy)-N-(5-pyridin-3-yl-1,3,4-thiadiazol-2-yl)acetamide