Problem statement: Answer the multiple-choice question.
Query: What is the hERG inhibition at a concentration of 10uM of a compound with the SMILES CC(=O)COc1ccc2c(-c3cccc([N+](=O)[O-])c3)cc(=O)oc2c1?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
a. 12.817
b. -25.900
Answer: b. -25.900%.
{#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}.
CC(=O)COc1ccc2c(-c3cccc([N+](=O)[O-])c3)cc(=O)oc2c1
CC(=O)COc1ccc2c(-c3cccc([N+](=O)[O-])c3)cc(=O)oc2c1
4-(3-nitrophenyl)-7-(2-oxopropoxy)chromen-2-one