23552-75-2 3-((9,10-Dihydro-4-hydroxy-9,10-dioxoanthryl)amino)-2-methylpropiononitrile 4-((2-Cyanopropyl)amino)-1-hydroxyanthraquinone EINECS 245-729-7 Propanenitrile, 3-((9,10-dihydro-4-hydroxy-9,10-dioxo-1-anthracenyl)amino)-2-methyl-