Using O=S(=O)(c1ccccc1)C(F)(F)C(O)c1ccccc1, O=Cc1ccc(Cl)cc1 to produce OC(c1ccccc1)C(F)(F)C(O)c1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.