Task: Answer the MCQ question.
Question: Which drug has a 3.642\% 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: CCCC(=O)Nc1ccc(NC(=O)c2cccc(OC)c2)nc1
b: CCc1ccccc1NC(=O)C1CCCN1C(=O)NCc1ccccc1
Answer: a. CCCC(=O)Nc1ccc(NC(=O)c2cccc(OC)c2)nc1
{#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#}
CCCC(=O)Nc1ccc(NC(=O)c2cccc(OC)c2)nc1
CCCC(=O)Nc1ccc(NC(=O)c2cccc(OC)c2)nc1
N-[5-(butanoylamino)pyridin-2-yl]-5-methoxybenzamide