2-Anthracenecarboxamide, N-(3-(dimethylamino)propyl)-9,10-dihydro-1-hydroxy-9,10-dioxo-, monohydrochloride 81085-99-6 N-(3-(Dimethylamino)propyl)-9,10-dihydro-1-hydroxy-9,10-dioxo-2-anthracenecarboxamide monohydrochloride