7H-Pyrimido(4, 5-b)(1, 4)thiazine, 6-amino-4-methylamino-

7H-Pyrimido(4, 5-b)(1, 4)thiazine, 6-amino-4-methylthio-

7H-Pyrimido(4, 5-b)(1, 4)thiazine, 6-hydrazino-4-methylthio-

7H-Pyrimido(4, 5-b)(1, 4)thiazine-2, 4(1H, 3H)-dione, 6-amino-1, 3-dimethyl-

7H-Pyrimido(5, 4-b)azepin-7-one, 5, 6, 8, 9-tetrahydro-2-(4-(4-amino-6, 7-dimethoxy-2-quinazolinyl)-1-pieprazinyl)-5-ethyl-, hydrochloride

7H-Pyrrolo(2, 3-d)pyrimidin-4-amine, 5-bromo-

7H-Pyrrolo(2, 3-d)pyrimidin-4-amine, 7-(3-deoxy-beta-D-erythro-pentofuranosyl)-

7H-Pyrrolo(2, 3-d)pyrimidin-4-amine, 7-(5-O-(aminosulfonyl)-beta-D-ribofuranosyl)-

7H-Pyrrolo(2, 3-d)pyrimidine, 4-chloro-

7H-Pyrrolo(2, 3-d)pyrimidine, 5-bromo-4-chloro-7-beta-D-ribofuranosyl-

7H-Pyrrolo(2, 3-d)pyrimidine-4-thiol

7H-Pyrrolo(2, 3-d)pyrimidine-5-carbonitrile, 4-amino-7-((2-hydroxy-1-(hydroxymethyl)ethoxy)methyl)-

7H-Pyrrolo(2, 3-d)pyrimidine-5-carbonitrile, 4-amino-7-((2-hydroxy-1-(hydroxymethyl)ethoxy)methyl)-6-(methylthio)-

7H-Pyrrolo(2, 3-d)pyrimidine-5-carbonitrile, 4-amino-7-((2-hydroxyethoxy)methyl)-

7H-Pyrrolo(2, 3-d)pyrimidine-5-carbonitrile, 4-amino-7-((2-hydroxyethoxy)methyl)-6-(methylthio)-

7H-Pyrrolo(2, 3-d)pyrimidine-5-carbonitrile, 4-amino-7-((2R, 5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl)-

7H-Pyrrolo(2, 3-d)pyrimidine-5-carbonitrile, 4-amino-7-(2, 3-dihydroxypropyl)-, (1)-

7H-Pyrrolo(2, 3-d)pyrimidine-5-carbonitrile, 4-amino-7-(2, 3-dihydroxypropyl)-6-(methylthio)-, (1)-

7H-Pyrrolo(2, 3-d)pyrimidine-5-carbonitrile, 4-amino-7-(2, 4-dihydroxybutyl)-, (S)-

7H-Pyrrolo(2, 3-d)pyrimidine-5-carbonitrile, 4-amino-7-(2, 4-dihydroxybutyl)-6-(methylthio)-, (S)-