Using Nc1ccc(S(=O)(=O)O)c2ccc(S(=O)(=O)O)cc12 to produce Nc1ccc(S(=O)(=O)[O-])c2ccc(S(=O)(=O)[O-])cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.