Synonyms: 2-Anthracenesulfonic acid, 4-((4-(acetylamino)phenyl)amino)-1-amino-9,10-dihydro-9,10-dioxo-, compd. with 2,2'-iminobis(ethanol) (1:1);1-Amino-4-((p-acetamidophenyl)amino)anthraquinone-2-sulfonic acid, diethanolamine salt (1:1);2-Anthracenesulfonic acid, 4-((4-(acetylamino)phenyl)amino)-1-amino-9,10-dihydro-9,10-dioxo-, 2,2'-iminobisethanol salt;4-(4-(Acetylamino)anilino)-1-amino-9,10-dihydro-9,10-dioxoanthracene-2-sulphonic acid, compound with 2,2'-iminobis(ethanol) (1:1);4-{[4-(acetylamino)phenyl]amino}-1-amino-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid - 2,2'-iminodiethanol (1:1)