Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES CC(C)n1c(N2CCN(S(=O)(=O)c3cccc([N+](=O)[O-])c3)CC2)nc2ccccc21?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
a. 5.563
b. 2.591
c. -21.313
Answer: c. -21.313\%.
{#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}.
CC(C)n1c(N2CCN(S(=O)(=O)c3cccc([N+](=O)[O-])c3)CC2)nc2ccccc21
CC(C)n1c(N2CCN(S(=O)(=O)c3cccc([N+](=O)[O-])c3)CC2)nc2ccccc21
2-[4-(3-nitrophenyl)sulfonylpiperazin-1-yl]-1-propan-2-ylbenzimidazole