Task: Answer the MCQ question.
Query: Which drug has a 0.513\% 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] CC(=O)NC(Cc1ccccc1F)C(=O)NC1CCN(C(=O)c2cnccn2)CC1
[b] CC(=O)N1CCN(c2ncnc3sc(-c4ccccc4)cc23)CC1
Answer: a. CC(=O)NC(Cc1ccccc1F)C(=O)NC1CCN(C(=O)c2cnccn2)CC1
{#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#}
CC(=O)NC(Cc1ccccc1F)C(=O)NC1CCN(C(=O)c2cnccn2)CC1
CC(=O)NC(Cc1ccccc1F)C(=O)NC1CCN(C(=O)c2cnccn2)CC1
2-acetamido-3-(2-fluorophenyl)-N-[1-(pyrazine-2-carbonyl)piperidin-4-yl]propanamide