Using FC(F)(F)c1cc(Cl)nc(C(F)(F)F)c1, O=S([O-])O to produce O=S(=O)([O-])c1cc(C(F)(F)F)cc(C(F)(F)F)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.