Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CCn1c2ccccc2c2nnc(SCCCn3c(=O)[nH]c4ccccc43)nc21?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
(a) -3.730
(b) 5.080
Answer: b. 5.080\%.
{#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}.
CCn1c2ccccc2c2nnc(SCCCn3c(=O)[nH]c4ccccc43)nc21
CCn1c2ccccc2c2nnc(SCCCn3c(=O)[nH]c4ccccc43)nc21
3-[3-[(5-ethyl-[1,2,4]triazino[5,6-b]indol-3-yl)sulfanyl]propyl]-1H-benzimidazol-2-one