4,7-Pteridinediamine, 6-chloro-N,N,N',N'-tetramethyl-2-(1-piperazinyl)- 6-Chloro-4,7-bis(dimethylamino)-2-piperazino-pteridine 6-Chloro-N,N,N',N'-tetramethyl-2-(1-piperazinyl)-4,7-pteridinediamine 96801-76-2