Task: Answer the multiple-choice question.
Query: What is the hERG inhibition at 1uM of a compound with the SMILES COCCNC(=O)c1c(NC(=O)c2ccco2)n(Cc2ccccc2)c2nc3ccccc3nc12?
Constraint: You must return none, one or more options from a or b without using any other words.
Options:
(a) 2.658
(b) 12.423
Answer: a. 2.658\%.
{#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}.
1-benzyl-2-(furan-2-carbonylamino)-N-(2-methoxyethyl)pyrrolo[3,2-b]quinoxaline-3-carboxamide