Propan-2-yl 4-((6-(6-chloro-5-((2,4-difluorophenyl)sulfonylamino)pyridin-3-yl)pyrido(3,2-d)pyrimidin-4-yl)amino)piperidine-1-carboxylate
propan-2-yl 4-((6-(6-chloro-5-((2,4-difluorophenyl)sulfonylamino)pyridin-3-yl)pyrido(3,2-d)pyrimidin-4-yl)amino)piperidine-1-carboxylate