Task: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM of a drug with the SMILES CCOc1ccc2nc(NCCNC(=O)Nc3cccc(C)c3)c(C#N)cc2c1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
a 0.537
b 3.351
Answer: a. 0.537%.
{#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}.
CCOc1ccc2nc(NCCNC(=O)Nc3cccc(C)c3)c(C#N)cc2c1
CCOc1ccc2nc(NCCNC(=O)Nc3cccc(C)c3)c(C#N)cc2c1
1-[2-[(3-cyano-6-ethoxyquinolin-2-yl)amino]ethyl]-3-(3-methylphenyl)urea