Task: Answer the multiple choice question.
Query: Which compound exhibits a -60.033\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] O=[N+]([O-])c1ccc(NC2CCN(Cc3ccccc3)CC2)c([N+](=O)[O-])c1
[b] COc1ccc(-c2nc3c4ccccc4[nH]c(=O)n3n2)cc1
Answer: a. O=[N+]([O-])c1ccc(NC2CCN(Cc3ccccc3)CC2)c([N+](=O)[O-])c1
{#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=[N+]([O-])c1ccc(NC2CCN(Cc3ccccc3)CC2)c([N+](=O)[O-])c1
O=[N+]([O-])c1ccc(NC2CCN(Cc3ccccc3)CC2)c([N+](=O)[O-])c1
1-benzyl-N-(2,4-dinitrophenyl)piperidin-4-amine