2-Methyl-4-butylamino-7-cyanopyrrolo(3,2-d)pyrimidine 4-(Butylamino)-2-methyl-5H-pyrrolo(3,2-d)pyrimidine-7-carbonitrile 5H-Pyrrolo(3,2-d)pyrimidine-7-carbonitrile, 4-(butylamino)-2-methyl- 84905-66-8 BRN 5045902