Problem statement: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 10uM of a drug with the SMILES CCOc1ccc(-c2c(=O)n(O)c3ccccc3[n+]2[O-])cc1?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a: 20.809
b: 10.981
c: 6.950
d: 4.691
Answer: a. 20.809%.
{#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}.
CCOc1ccc(-c2c(=O)n(O)c3ccccc3[n+]2[O-])cc1
CCOc1ccc(-c2c(=O)n(O)c3ccccc3[n+]2[O-])cc1
3-(4-ethoxyphenyl)-1-hydroxy-4-oxidoquinoxalin-4-ium-2-one