1-(4-(2-chloro-8-(pyridin-2-yl)-9H-purin-9-yl)phenyl)cyclobutanamine

1-(4-(2-(1H-pyrazol-4-yl)-8-(pyridin-2-yl)-9H-purin-9-yl)phenyl)cyclobutanamine

tert-butyl 1-(4-(2-(1-(2-hydroxyethyl)-1H-pyrazol-4-yl)-8-(pyridine-2-yl)-9H-purin-9-yl)phenyl)cyclobutylcarbamate

2-(4-(9-(4-(1-aminocyclobutyl)phenyl)-8-(pyridin-2-yl)-9H-purin-2-yl)-1H-pyrazol-1-yl)ethanol

1-(9-(4-(1-aminocyclobutyl)phenyl)-8-(pyridin-2-yl)-9H-purin-2-yl)pyrrolidin-3-ol