Using Cc1cc(Cl)c(S(C)(=O)=O)cc1C(=O)O, CS(=O)[O-] to produce Cc1cc(S(C)(=O)=O)c(S(C)(=O)=O)cc1C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.