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