Task: Answer the multiple choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM of a drug with the SMILES CCCCNC(=S)Nc1ccc2[nH]c(=O)[nH]c2c1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a.) 16.351
b.) 2.299
Answer: a. 16.351%.
{#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}.
CCCCNC(=S)Nc1ccc2[nH]c(=O)[nH]c2c1
CCCCNC(=S)Nc1ccc2[nH]c(=O)[nH]c2c1
1-butyl-3-(2-oxo-1,3-dihydrobenzimidazol-5-yl)thiourea