Synonyms: 6,13-Dichloro-3,10-bis((4-((4-chloro-6-((3-phosphonophenyl)amino)-1,3,5-triazin-2-yl)amino)-2,5-disulphophenyl)amino)triphenodioxazine-4,11-disulphonic 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}[1,4]benzoxazino[2,3-b]phenoxazine-4,11-disulfonic acid