Using CN(C)c1ncc(-c2cccc(Nc3ccc(-n4cccc4)cc3[N+](=O)[O-])c2)cn1 to produce CN(C)c1ncc(-c2cccc(Nc3ccc(-n4cccc4)cc3N)c2)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.