Using CC(=O)c1cc([N+](=O)[O-])c(Cl)s1, Oc1ccc(Cl)cc1Cl to produce CC(=O)c1cc([N+](=O)[O-])c(Oc2ccc(Cl)cc2Cl)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.