Task: Answer the multiple choice question.
Question: Which drug has a 13.389\% 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 CCCCCCCC(=O)NC1=NC(=O)C(C)(C)S1
b COC(=O)c1c(NC(=O)Cc2ccccc2)sc2c1C(C(=O)OC)CC2
Answer: a. CCCCCCCC(=O)NC1=NC(=O)C(C)(C)S1
{#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#}
CCCCCCCC(=O)NC1=NC(=O)C(C)(C)S1
CCCCCCCC(=O)NC1=NC(=O)C(C)(C)S1
N-(5,5-dimethyl-4-oxo-1,3-thiazol-2-yl)octanamide