Task: Answer the MCQ question.
Question: Which compound exhibits a -8.646% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: COc1ccc(CNC(=O)/C=C/C(=O)O)cc1OC
b: CCOc1ccc(N(CC(=O)Nc2c(C)cccc2C)S(=O)(=O)c2c(C)[nH]c(=O)[nH]c2=O)cc1
Answer: a. COc1ccc(CNC(=O)/C=C/C(=O)O)cc1OC
{#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#}
COc1ccc(CNC(=O)/C=C/C(=O)O)cc1OC
COc1ccc(CNC(=O)/C=C/C(=O)O)cc1OC
(E)-4-[(3,4-dimethoxyphenyl)methylamino]-4-oxobut-2-enoic acid