O=S(=O)(Cc1ccccc1)c1nc(O)n[nH]1 mol17414 0_1 O=S(=O)(Cc1ccccc1)c1nc(O)n[n-]1 mol17414 -1_1 O=S(=O)(Cc1ccccc1)c1nc([O-])n[nH]1 mol17414 -1_2