Using NS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F, O=C(CCl)O[Na] to produce O=C(CNS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F)O[Na], please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.