Using CC(C(=O)O)c1ccc(OCc2ccccc2C(=O)O)cc1, O=C(OC(=O)C(F)(F)F)C(F)(F)F to produce O=C(O)CCc1ccc2c(c1)C(=O)c1ccccc1CO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.