Task: 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 drug with the SMILES COc1ccc2[nH]c3c(=O)n(CCCC(=O)NC4CCCCC4C)c(=S)[nH]c3c2c1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a. 15.648
b. 2.654
c. 11.598
Answer: b. 2.654\%.
{#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}.
COc1ccc2[nH]c3c(=O)n(CCCC(=O)NC4CCCCC4C)c(=S)[nH]c3c2c1
COc1ccc2[nH]c3c(=O)n(CCCC(=O)NC4CCCCC4C)c(=S)[nH]c3c2c1
4-(8-methoxy-4-oxo-2-sulfanylidene-1,5-dihydropyrimido[5,4-b]indol-3-yl)-N-(2-methylcyclohexyl)butanamide