Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -38.638% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=[N+]([O-])c1cccc(-c2nnc3ccc4ccccc4n23)c1
(b) Cc1ccc2c(C(=O)CN3CCN(C4CCCCC4)CC3)c(C)[nH]c2c1
Answer: a. O=[N+]([O-])c1cccc(-c2nnc3ccc4ccccc4n23)c1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=[N+]([O-])c1cccc(-c2nnc3ccc4ccccc4n23)c1
O=[N+]([O-])c1cccc(-c2nnc3ccc4ccccc4n23)c1
oxido-oxo-[3-([1,2,4]triazolo[4,3-a]quinolin-1-yl)phenyl]azanium