Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES CCCCNC(=S)Nc1ccc2[nH]c(=O)[nH]c2c1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) 4.414
(b) 2.162
(c) 6.387
(d) 8.214
(e) 9.472
Answer: c. 6.387\%.
{#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}.
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