Using O=S(=O)(O)C(F)(F)F, CC(CSc1ccc(O)cc1)C(=O)OC(C)(C)C to produce CC(CSc1ccc(OS(=O)(=O)C(F)(F)F)cc1)C(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.