Problem statement: Answer the multiple choice question.
Question: What is the hERG inhibition at a concentration of 1uM of a drug with the SMILES O=C(Cn1cnc2cc([N+](=O)[O-])ccc2c1=O)Nc1cccc2ccccc12?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
(a) 2.462
(b) 2.568
(c) 3.281
(d) 9.237
Answer: b. 2.568\%.
{#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)Nc1cccc2ccccc12
O=C(Cn1cnc2cc([N+](=O)[O-])ccc2c1=O)Nc1cccc2ccccc12
N-naphthalen-1-yl-2-(7-nitro-4-oxoquinazolin-3-yl)acetamide