Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 22.873\% 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: COc1ccccc1C(=O)NCCCNC(=O)c1ccccn1
b: O=C(C(Cc1ccccc1)NS(=O)(=O)c1cccc2nsnc12)N1CCC2(CC1)OCCO2
Answer: a. COc1ccccc1C(=O)NCCCNC(=O)c1ccccn1
{#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#}
COc1ccccc1C(=O)NCCCNC(=O)c1ccccn1
COc1ccccc1C(=O)NCCCNC(=O)c1ccccn1
N-[3-[(2-methoxybenzoyl)amino]propyl]pyridine-2-carboxamide