(1-{4-[8-(4-methoxy-pyridin-3-yl)-2-phenyl-purin-9-yl]-phenyl}-cyclobutyl)-carbamic acid tert-butyl ester

1-(4-(8-(4-methoxypyridin-3-yl)-2-phenyl-9H-purin-9-yl)phenyl)cyclobutanamine