Task: Answer the MCQ question.
Question: Which compound exhibits a 12.759\% 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 CC1CCc2c(C(=O)Nc3nccs3)csc2C1
b CCCCCn1c(=O)c(C(=O)Nc2cccc(C)n2)c(O)c2ccccc21
Answer: a. CC1CCc2c(C(=O)Nc3nccs3)csc2C1
{#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#}
CC1CCc2c(C(=O)Nc3nccs3)csc2C1
CC1CCc2c(C(=O)Nc3nccs3)csc2C1
6-methyl-N-(1,3-thiazol-2-yl)-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide