Using Cc1cccc(CC(=O)Nc2cc(Cl)c(Cl)cc2[N+](=O)[O-])c1 to produce Cc1cccc(-c2c(=O)[nH]c3cc(Cl)c(Cl)cc3[n+]2[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.