3-fluoro-5-propan-2-yl-N-(1H-pyrrolo[2,3-b]pyridine-4-carboximidoyl)pyridine-4-carboxamide 、
Dicaesio carbonate 以to give 5-Isopropyl-2-(1H-pyrrolo[2,3-b]pyridin-4-yl)-pyrido[3,4-d]pyrimidin-4-ol [D029] as a brown solid的产率得到5-Isopropyl-2-(1H-pyrrolo[2,3-b]pyridin-4-yl)-pyrido[3,4-d]pyrimidin-4-ol