Task: Answer the multiple choice question.
Query: Which compound exhibits a -18.726% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. CCOC(=O)CCc1nc2ccccc2[nH]c1=O
b. CN(C)c1cccc2c1c(NC(=O)c1ccc(Cl)cc1)nn2C
c. Cc1cc(C)c2[nH]c(=O)c(=O)[nH]c2c1
Answer: a. CCOC(=O)CCc1nc2ccccc2[nH]c1=O
{#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#}
CCOC(=O)CCc1nc2ccccc2[nH]c1=O
CCOC(=O)CCc1nc2ccccc2[nH]c1=O
ethyl 3-(3-oxo-4H-quinoxalin-2-yl)propanoate