Using CC1C(=O)C(C(=O)OCc2ccccc2)C(C(=O)OCc2ccccc2)N1C(=O)OC(C)(C)C to produce CC1C(=O)CC(C(=O)O)N1C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.