Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -3.145\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) COC(=O)c1c(C)nc2ccccc2c1-c1ccccc1
b.) CCOC(=O)C1=C(C)N=C2SC(C(=O)OC)=CC(=O)N2C1c1ccc(OC)cc1
Answer: a. COC(=O)c1c(C)nc2ccccc2c1-c1ccccc1
{#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#}
COC(=O)c1c(C)nc2ccccc2c1-c1ccccc1
COC(=O)c1c(C)nc2ccccc2c1-c1ccccc1
methyl 2-methyl-4-phenylquinoline-3-carboxylate