Task: Answer the multiple-choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM of a compound with the SMILES CCc1c(C)c(C#N)c2nc3ccccc3n2c1NCCN(C)C?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
[a] 23.297
[b] -5.679
Answer: b. -5.679%.
{#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}.
CCc1c(C)c(C#N)c2nc3ccccc3n2c1NCCN(C)C
CCc1c(C)c(C#N)c2nc3ccccc3n2c1NCCN(C)C
1-[2-(dimethylamino)ethylamino]-2-ethyl-3-methylpyrido[1,2-a]benzimidazole-4-carbonitrile