https://pubchem.ncbi.nlm.nih.gov/compound/phenol_-4_4_-_3h-2_1-benzoxathiol-3-ylidene_bis_2-methyl-_-s_s-dioxide_-monosodium-salt
phenol, 4,4'-(3h-2,1-benzoxathiol-3-ylidene)bis(2-methyl-, s,s-dioxide, monosodium salt - PubChem
phenol, 4,4'-(3h-2,1-benzoxathiol-3-ylidene)bis(2-methyl-, s,s-dioxide, monosodium salt chemical information summary.