Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CCOc1ccc(S(=O)(=O)N2CC(=O)Nc3ccccc32)cc1C#N?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a: 6.221
b: 5.533
c: 20.165
d: 18.609
Answer: a. 6.221\%.
{#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}.
CCOc1ccc(S(=O)(=O)N2CC(=O)Nc3ccccc32)cc1C#N
CCOc1ccc(S(=O)(=O)N2CC(=O)Nc3ccccc32)cc1C#N
2-ethoxy-5-[(3-oxo-2,4-dihydroquinoxalin-1-yl)sulfonyl]benzonitrile