Using CCOC(=O)Cc1ccc(OC)c(-c2ccc(C(F)(F)F)cc2COc2ccccc2)c1 to produce COc1ccc(CC(=O)O)cc1-c1ccc(C(F)(F)F)cc1COc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.