Task: Answer the MCQ question.
Question: Which drug exhibits a -0.667\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. COc1ccc(NC(=O)C(Cc2ccccc2)n2cccc2)c(OC)c1
b. CSc1ccccc1NS(=O)(=O)c1ccc2c(c1)OCCO2
c. C=CCn1c(=O)c2ccccc2n2c(SCc3nnc(-c4ccccc4Br)o3)nnc12
Answer: a. COc1ccc(NC(=O)C(Cc2ccccc2)n2cccc2)c(OC)c1
{#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#}
COc1ccc(NC(=O)C(Cc2ccccc2)n2cccc2)c(OC)c1
COc1ccc(NC(=O)C(Cc2ccccc2)n2cccc2)c(OC)c1
N-(2,4-dimethoxyphenyl)-3-phenyl-2-pyrrol-1-ylpropanamide