Problem statement: Answer the MCQ question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=C(Cn1cnc2cc([N+](=O)[O-])ccc2c1=O)Nc1ccccc1Cl?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a: 6.179
b: 7.659
c: -4.165
Answer: a. 6.179\%.
{#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=C(Cn1cnc2cc([N+](=O)[O-])ccc2c1=O)Nc1ccccc1Cl
O=C(Cn1cnc2cc([N+](=O)[O-])ccc2c1=O)Nc1ccccc1Cl
N-(2-chlorophenyl)-2-(7-nitro-4-oxoquinazolin-3-yl)acetamide