Problem statement: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a compound with the SMILES CC(=O)Nc1ccc(Cc2nc3c([nH]2)c(=O)n(C)c(=O)n3C)cc1?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
[a] 0.427
[b] 16.640
Answer: b. 16.640\%.
{#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}.
CC(=O)Nc1ccc(Cc2nc3c([nH]2)c(=O)n(C)c(=O)n3C)cc1
CC(=O)Nc1ccc(Cc2nc3c([nH]2)c(=O)n(C)c(=O)n3C)cc1
N-[4-[(1,3-dimethyl-2,6-dioxo-7H-purin-8-yl)methyl]phenyl]acetamide