2-Anthracenesulfonic acid, 1-amino-9,10-dihydro-4-((3-(((2-hydroxyethyl)amino)sulfonyl)-4,5-dimethylphenyl)amino)-9,10-dioxo-, monosodium salt 25797-81-3 61967-93-9 EINECS 247-269-2 Sodium 1-amino-9,10-dihydro-4-(5-((2-hydroxyethyl)sulphamoyl)-3,4-xylidino)-9,10-dioxoanthracene-2-sulphonate