12236-11-2 4-((1-Amino-9,10-dihydro-4-hydroxy-9,10-dioxo-2-anthryl)oxy)-N-(3-ethoxypropyl)benzenesulphonamide 72363-26-9 75882-20-1 Benzenesulfonamide, 4-((1-amino-9,10-dihydro-4-hydroxy-9,10-dioxo-2-anthracenyl)oxy)-N-(3-ethoxypropyl)- EINECS 276-602-4