2,7-Naphthalenedisulfonic acid, 3-((4'-((2-(acetylamino)-4-(diethylamino)phenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-amino-5-hydroxy-6-((4-sulfophenyl)azo)-, trisodium salt
2,7-Naphthalenedisulfonic acid, 3-((4'-((2-(acetylamino)-4-(diethylamino)phenyl)azo)(1,1'-biphenyl)-4-yl)azo)-4-amino-5-hydroxy-6-((4-sulfophenyl)azo)-, trisodium salt