Problem statement: 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 COc1ccc(CCn2cnc(=O)c(C#N)c2C)cc1OC?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
(a) 13.454
(b) 20.652
(c) 13.228
Answer: a. 13.454\%.
{#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}.
1-[2-(3,4-dimethoxyphenyl)ethyl]-6-methyl-4-oxopyrimidine-5-carbonitrile