Using CC(C)(C)OC(=O)N1CC(C(O)c2ccc(Cl)c(Cl)c2)C1, Oc1ccccc1 to produce CC(C)(C)OC(=O)N1CC(C(Oc2ccccc2)c2ccc(Cl)c(Cl)c2)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.