Task: Answer the MCQ question.
Query: Which drug exhibits a 4.073% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1ccc(N2C(=O)CSC2c2cccc(F)c2)c(OC)c1
(b) CCOCCCn1c(N)c(C(=O)Nc2sc3c(c2C(=O)OC)CCCC3)c2nc3ccccc3nc21
Answer: b. CCOCCCn1c(N)c(C(=O)Nc2sc3c(c2C(=O)OC)CCCC3)c2nc3ccccc3nc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOCCCn1c(N)c(C(=O)Nc2sc3c(c2C(=O)OC)CCCC3)c2nc3ccccc3nc21
CCOCCCn1c(N)c(C(=O)Nc2sc3c(c2C(=O)OC)CCCC3)c2nc3ccccc3nc21
methyl 2-[[2-amino-1-(3-ethoxypropyl)pyrrolo[3,2-b]quinoxaline-3-carbonyl]amino]-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate