Task: Answer the multiple choice 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 CCCC(=O)Nc1ccc2c(c1)nc1n2CCN(C2CCCCC2)C1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) 18.122
b) -28.355
c) 2.628
d) 6.423
e) 7.661
Answer: c. 2.628%.
{#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}.
CCCC(=O)Nc1ccc2c(c1)nc1n2CCN(C2CCCCC2)C1
CCCC(=O)Nc1ccc2c(c1)nc1n2CCN(C2CCCCC2)C1
N-(2-cyclohexyl-3,4-dihydro-1H-pyrazino[1,2-a]benzimidazol-8-yl)butanamide