Task: Answer the multiple choice question.
Query: Which compound exhibits a 13.607\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: COc1cc2ccccc2cc1C(=O)OCC(=O)N1CCOCC1
b: CC1=C(C(=O)OC(C)C)C(c2ccccc2Cl)CC(=O)N1
c: C=CCc1c(C)nc2c(C(=O)O)cnn2c1C
d: Cc1csc2nc(COC(=O)c3cccc(N(C)C)c3)cc(=O)n12
Answer: a. COc1cc2ccccc2cc1C(=O)OCC(=O)N1CCOCC1
{#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#}
COc1cc2ccccc2cc1C(=O)OCC(=O)N1CCOCC1
COc1cc2ccccc2cc1C(=O)OCC(=O)N1CCOCC1
(2-morpholin-4-yl-2-oxoethyl) 3-methoxynaphthalene-2-carboxylate