Task: Answer the multiple-choice question.
Question: Which compound exhibits a 10.381\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] O=C(Nc1ccccn1)c1ccc(=O)[nH]n1
[b] COc1ccc(-c2nc(-c3cccs3)no2)cc1
Answer: a. O=C(Nc1ccccn1)c1ccc(=O)[nH]n1
{#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(Nc1ccccn1)c1ccc(=O)[nH]n1
O=C(Nc1ccccn1)c1ccc(=O)[nH]n1
6-oxo-N-pyridin-2-yl-1H-pyridazine-3-carboxamide