85248-91-5 Benzenesulfonic acid, 2(or 5)-((9,10-dihydro-4-((4-methylphenyl)amino)-9,10-dioxo-1-anthracenyl)amino)-5(or 2)-methyl-, monosodium salt EINECS 286-464-7 Sodium 2(or 5)-((9,10-dihydro-9,10-dioxo-4-((p-tolyl)amino)-1-anthryl)amino)-5(or 2)-methylbenzenesulphonate