Task: Answer the multiple choice question.
Query: Which compound has a 0.619\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
(a) CCOC(=O)N1CCN(C(=O)COc2cccc3c2CCN(Cc2ccccc2C)C3=O)CC1
(b) Cc1ccc(CN2CCC(n3nccc3NC(=O)C3CCOC3)CC2)cc1
(c) CCN(CC)CCNC(=O)CCCNC(=O)Cn1cnc2sc(C)c(C)c2c1=O
Answer: a. CCOC(=O)N1CCN(C(=O)COc2cccc3c2CCN(Cc2ccccc2C)C3=O)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)N1CCN(C(=O)COc2cccc3c2CCN(Cc2ccccc2C)C3=O)CC1
CCOC(=O)N1CCN(C(=O)COc2cccc3c2CCN(Cc2ccccc2C)C3=O)CC1
ethyl 4-[2-[[2-[(2-methylphenyl)methyl]-1-oxo-3,4-dihydroisoquinolin-5-yl]oxy]acetyl]piperazine-1-carboxylate