Synonyms: [3-[[4-[(2,4-dimethylphenyl)amino]-9,10-dihydro-9,10-dioxo-1-anthryl]amino]propyl]trimethylammonium methyl sulphate;[3-[[4-[(2,4-Dimethylphenyl)amino]-9,10-dihydro-9,10-dioxo-1-anthryl]amino]propyl] trimethylammoniummethylsulphate;1-Propanaminium, 3-[[4-[(2,4-dimethylphenyl) amino]-9,10-dihydro-9,10-dioxo-1-anthracenyl]amino ]-N,N,N-trimethyl-, methyl sulfate