Task: Answer the MCQ question.
Query: Which compound has a 1.562% 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: COCCNC(=O)COc1ccccc1Cl
b: N#C/C(=C\c1ccc(O)c(O)c1)C(=O)Nc1cccc2ncccc12
c: CCOC(=O)c1sc(-c2ccccc2)cc1NC(=O)Nc1ccccc1
d: CCCCCOC(=O)CSc1nc2c(c(=O)[nH]c(=O)n2C)n1Cc1ccc(Cl)cc1
Answer: a. COCCNC(=O)COc1ccccc1Cl
{#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#}
COCCNC(=O)COc1ccccc1Cl
COCCNC(=O)COc1ccccc1Cl
2-(2-chlorophenoxy)-N-(2-methoxyethyl)acetamide