disodium 7-benzamido-4-hydroxy-3-[[4-[(4-sulphonatophenyl)azo]phenyl]azo]naphthalene-2-sulfonate, 7-benzoylamino-4-hydroxy-3-[4-(4-sulfo-phenylazo)-phenylazo]-naphthalene-2-sulfonic acid , disodium-salt, 2-Naphthalenesulfonicacid,7-(benzoylamino)-4-hydroxy-3-[2-[4-[2-(4-sulfophenyl)diazenyl]phenyl]diazenyl]-,sodium salt, 7-Benzoylamino-4-hydroxy-3-[4-(4-sulfo-phenylazo)-phenylazo]-naphthalin-2-sulfonsaeure, Dinatrium-Salz, C. I. Direct Red 81, Chlorantinlichtrot-5BL