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 S=C1NC2(CCCC2)Nc2ccccc21?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) -13.538
(b) 3.667
(c) 16.191
(d) 15.978
Answer: b. 3.667%.
{#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}.
S=C1NC2(CCCC2)Nc2ccccc21
S=C1NC2(CCCC2)Nc2ccccc21
spiro[1,3-dihydroquinazoline-2,1'-cyclopentane]-4-thione