4-((6,7-Dihydro-5H-cyclopentapyrimidin-4-yl)amino)benzonitrile 4-(4-Cyanophenyl)amino-6,7-dihydro-5H-cyclopentapyrimidine hydrochloride 85073-83-2 Benzonitrile, 4-((6,7-dihydro-5H-cyclopentapyrimidin-4-yl)amino)- RS 2232 RS-2232