Using O=S(=O)(Cl)c1ccc(C(F)(F)F)cc1, CC(C)(O)CCO to produce CC(C)(O)CCOS(=O)(=O)c1ccc(C(F)(F)F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.