Task: Answer the MCQ question.
Query: Which compound exhibits a 15.329% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a) COC(=O)c1sccc1OCc1cccc(OC)c1
b) Nc1ccc2nc(-c3ccccn3)[nH]c2c1
c) N#CC12COC3(CCCCC3C1(C#N)C#N)OC2=N
d) CN(C(=O)CCc1nc2ccccc2c(=O)[nH]1)C1CCS(=O)(=O)C1
Answer: a. COC(=O)c1sccc1OCc1cccc(OC)c1
{#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#}
COC(=O)c1sccc1OCc1cccc(OC)c1
COC(=O)c1sccc1OCc1cccc(OC)c1
methyl 3-[(3-methoxyphenyl)methoxy]thiophene-2-carboxylate