1-(3-(3-ethyl-1-trityl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)phenyl)cyclopropanecarbonitrile
1-(3-(3-cyclopropyl-1H-pyrazolo[3,4-d]pyrimidin-4-yl)phenyl)cyclopropanecarbonitrile
1-[3-[1-tert-butyl-1-3-(trifluoromethyl)pyrazolo[3,4-d]pyrimidin-4-yl]phenyl]cyclopropanecarbonitrile
1-(3-(1H-pyrazolo[3,4-d]pyrimidin-4-yl)phenyl)cyclopropane carbonitrile