6H-Pyrazolo[3,4-d]pyrimidin-6-one, 4-amino-1,7-dihydro-
1H-Pyrazolo[3,4-d]pyrimidin-6-ol, 4-amino-
6H-Pyrazolo[3,4-d]pyrimidin-6-one, 4-amino-1,5-dihydro-
1H-Pyrazolo[3,4-d]pyrimidine, 4-amino-, 6-oxide
4-Amino-1,7-dihydro-6H-pyrazolo[3,4-d]pyrimidin-6-one
4-Amino-6-hydroxypyrazolo[3,4-d]pyrimidine
4-Amino-6-oxopyrazolo[3,4-d]pyrimidine
NSC 28415