Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 10uM of a drug with the SMILES Cc1c(-c2ccccc2)[n+](=O)c(-c2ccco2)c(C)n1[O-]?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] 7.306
[b] -6.456
[c] 7.023
[d] -1.079
Answer: c. 7.023%.
{#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}.
Cc1c(-c2ccccc2)[n+](=O)c(-c2ccco2)c(C)n1[O-]
Cc1c(-c2ccccc2)[n+](=O)c(-c2ccco2)c(C)n1[O-]
2-(furan-2-yl)-3,5-dimethyl-4-oxido-6-phenylpyrazin-1-ium 1-oxide