Using CCOC(=O)c1ccc(Cl)c([N+](=O)[O-])c1, Sc1ccc(Cl)cc1 to produce CCOC(=O)c1ccc(Sc2ccc(Cl)cc2)c([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.