Task: Answer the MCQ question.
Question: Which compound exhibits a 0.349\% 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: CCCN1C(=O)C(NC(C)=O)c2ccccc21
b: O=C(Cc1ccccc1)NC1(O)C(=O)c2ccccc2C1=O
Answer: a. CCCN1C(=O)C(NC(C)=O)c2ccccc21
{#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#}
CCCN1C(=O)C(NC(C)=O)c2ccccc21
CCCN1C(=O)C(NC(C)=O)c2ccccc21
N-(2-oxo-1-propyl-3H-indol-3-yl)acetamide