Task: Answer the MCQ question.
Query: Which drug exhibits a 5.467\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CC1SC(=NC(=O)c2ccco2)NC1=O
b) COc1ccc2[nH]c(=O)c(CN(Cc3cccnc3)Cc3nnnn3CC3CCCO3)cc2c1
Answer: a. CC1SC(=NC(=O)c2ccco2)NC1=O
{#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#}
CC1SC(=NC(=O)c2ccco2)NC1=O
CC1SC(=NC(=O)c2ccco2)NC1=O
N-(5-methyl-4-oxo-1,3-thiazolidin-2-ylidene)furan-2-carboxamide