2-({3-[2-(2-aminopyridin-3-yl)-3-(4-{1-[(tert-butoxycarbonyl)amino]cyclobutyl}phenyl)-3H-imidazo[4,5-b]pyridin-5-yl]phenyl}amino)-1,1-dimethyl-2-oxoethyl acetate
tert-butyl (1-{4-[2-(2-aminopyridin-3-yl)-5-{3-[(2-hydroxy-2-methylpropanoyl)amino]phenyl}-3H-imidazo[4,5-b]pyridin-3-yl]phenyl}cyclobutyl)carbamate