| Synonyms |
Disodium 4-((2,4-dihydroxy-3-((2-hydroxy-4-nitrophenyl)azo)-5-((4-nitrophenyl)azo)phenyl)azo)-5-hydroxynaphthalene-2,7-disulphonate; disodium 4-hydroxy-5-(2-{(3Z,5E)-5-[(2E)-(4-nitro-6-oxocyclohexa-2,4-dien-1-ylidene)hydrazinylidene]-3-[2-(4-nitrophenyl)hydrazinylidene]-4,6-dioxocyclohex-1-en-1-yl}hydrazinyl)naphthalene-2,7-disulfonate |