Using Oc1ccccc1, CC(C)(C)OC(=O)N1CC(O)C2C1CCN2C(=O)OCc1ccccc1 to produce CC(C)(C)OC(=O)N1CC(Oc2ccccc2)C2C1CCN2C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.