1-phenylpyrazolo[3,4-d]pyrimidine

5-ethyl-1-phenyl-1H-pyrazolo<3,4-b>pyridin-6-yl butyrate

(2-methoxy-phenyl)-(1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)-methanone

N-ethyl-N-(4-methyl-1,3-oxazol-2-yl)butanamide

N-butan-2-yl-N-(4-methyl-1,3-oxazol-2-yl)butanamide