Using COC(=O)Cc1ccc(N)cc1C, O=[N+]([O-])c1cccnc1Cl to produce COC(=O)Cc1ccc(Nc2ncccc2[N+](=O)[O-])cc1C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.