Using CCOC(=O)C(F)(F)C1(OC(C)=O)O[C@H](COC(C)=O)[C@@H](OCc2ccccc2)[C@@H]1OCc1ccccc1 to produce CCOC(=O)C(F)(F)C1(O)O[C@H](CO)[C@@H](OCc2ccccc2)[C@@H]1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.