5-氨基-1-苯基吡唑

4-氨基-1-苯基吡唑[3,4-D]嘧啶

4-amino-1-phenyl-2H-pyrazolo[3,4-d]pyrimidin-6-one

4-羟基-1-苯基吡唑并[3,4-D]嘧啶

6-methyl-1-phenylpyrazolo[3,4-d]pyrimidin-4-amine