Problem statement: Answer the multiple-choice question.
Query: Which drug has a 13.309\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C(CN1C(=O)c2ccccc2C1=O)N1CCN(c2ccccn2)CC1
b: CN(CC(=O)Nn1cnnc1)S(=O)(=O)c1ccc(Br)cc1
Answer: a. O=C(CN1C(=O)c2ccccc2C1=O)N1CCN(c2ccccn2)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#}
O=C(CN1C(=O)c2ccccc2C1=O)N1CCN(c2ccccn2)CC1
O=C(CN1C(=O)c2ccccc2C1=O)N1CCN(c2ccccn2)CC1
2-[2-oxo-2-(1-pyridin-2-ylpiperazin-4-yl)ethyl]isoindole-1,3-dione