Synonyms: disodium [(9,10-dihydro-9,10-dioxo-1,4-anthrylene)bis(imino-4,1-phenyleneoxy)]bis(benzenesulphonate);Benzenesulfonic acid, (9,10-dihydro-9,10-dioxo-1,4-anthracenediyl)bis(imino-4,1-phenyleneoxy)bis-, disodium salt;LANACETGREENB;Dinatrium-((9,10-dihydro-9,10-dioxo-1,4-anthrylen)bis(imino-4,1-phenylenoxy))bis(benzolsulfonat)