Synonyms: 6,13-Dichloro-3,10-bis((4-((6-chloro-4-((3-phosphonylphenyl)amino)-1,3,5-triazin-2-yl)amino)-2,5-disulfophenyl)amino)-4,11-triphenodioxazinedisulfonic acid, hexasodium salt;4,11-Triphenodioxazinedisulfonic acid, 6,13-dichloro-3,10-bis((4-((4-chloro-6-((3-phosphonophenyl)amino)-1,3,5-triazin-2-yl)amino)-2,5-disulfophenyl)amino)-, hexasodium salt;4,11-Triphenodioxazinedisulfonic acid, 6,13-dichloro-3,10-bis((4-((4-chloro-6-((3-phosphonophenyl)amino)-1,3,5-triazin-2-yl)amino)-2,5-disulfophenyl)amino)-, sodium salt (1:6);Hexasodium 6,3-dichloro-3,10-bis((4-((4-chloro-6-((3-phosphonophenyl)amino)-1,3,5-triazin-2-yl)amino)-2,5-disulphonatophenyl)amino)triphenodioxazine-4,11-disulphonate