Using CN(C)C(On1nnc2ccccc21)=[N+](C)C, Cn1cc([N+](=O)[O-])c(C(=O)O)n1 to produce CN(C)C(=O)c1nn(C)cc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.