Task: Answer the multiple choice question.
Query: Which compound has a 11.587% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=[N+]([O-])[N-][n+]1cnn(Cc2ccccc2)c1
b. CCCc1cc2c(=O)c(-c3ccc4c(c3)OCCO4)coc2cc1OS(C)(=O)=O
c. COCCCN(C(=O)C(C)Oc1ccc(Br)cc1)c1c(N)n(Cc2ccccc2)c(=O)[nH]c1=O
Answer: a. O=[N+]([O-])[N-][n+]1cnn(Cc2ccccc2)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-])[N-][n+]1cnn(Cc2ccccc2)c1
O=[N+]([O-])[N-][n+]1cnn(Cc2ccccc2)c1
(1-benzyl-1,2,4-triazol-4-ium-4-yl)-nitroazanide