Using CCOC(=O)C(O)(CC(C)(C)c1cc(F)ccc1OC)C(F)(F)F to produce COc1ccc(F)cc1C(C)(C)CC(O)(C(=O)O)C(F)(F)F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.