Using CCOC(=O)C(Cc1ccc(C(F)(F)F)cc1)C(O)c1ccc(OC)cc1 to produce COc1ccc(C(O)C(Cc2ccc(C(F)(F)F)cc2)C(=O)O)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.