140704-19-4 1H-Benzimidazole-5-sulfonic acid,2-[[[4-[[4-[bis(4-sulfobutyl)amino]-2,6-dimethylphenyl]imino]-1,4-dihydro-1-oxo-2-naphthalenyl]carbonyl]amino]-, trisodium salt
140707-45-5 1,4-Benzenedisulfonic acid,2-[4-[5-[1-(2,5-disulfophenyl)-1,5-dihydro-5-oxo-4H-pyrazol-4-ylidene]-1,3-pentadienyl]-5-hydroxy-1H-pyrazol-1-yl]-, tetrapotassium salt