Problem statement: Answer the multiple-choice question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES CCCCSc1nc(C)[nH]c1[N+](=O)[O-]?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
(a) 18.178
(b) 13.877
Answer: b. 13.877\%.
{#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}.
CCCCSc1nc(C)[nH]c1[N+](=O)[O-]
CCCCSc1nc(C)[nH]c1[N+](=O)[O-]
4-butylsulfanyl-2-methyl-5-nitro-1H-imidazole