ethyl 3-(3-iodo-2-(pyridin-4-yl)pyrazolo[1,5-a]pyrimidin-7-yl)-8-azabicyclo[3.2.1]octane-8-carboxylate 、
2-氧代吲哚啉-6-硼酸频哪醇酯 以afforded ethyl 3-[3-(2-oxo-2,3-dihydro-1H-indol-6-yl)-2-pyridin-4-yl pyrazolo[1,5-a]pyrimidin-7-yl]-8-azabicyclo[3.2.1]octane-8-carboxylate in 42% yield的产率得到ethyl 3-[3-(2-oxo-2,3-dihydro-1H-indol-6-yl)-2-pyridin-4-ylpyrazolo[1,5-a]pyrimidin-7-yl]-8-azabicyclo[3.2.1]octane-8-carboxylate