3-(6-fluoropyridin-2-yl)-5-(1-methyl-1H-pyrazol-4-yl)-1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazolo[3,4-c]pyridine 、
2-甲基-2-丙基[3-(三氟甲基)-3-吡咯烷基]氨基甲酸酯 以to give 286 as a white solid (47.3% over two steps)的产率得到1-(6-(5-(1-methyl-1H-pyrazole-4-yl)-1H-pyrazolo[3,4-c]pyridine-3-yl)pyridin-2-yl)-3-(trifluoromethyl)pyrrolidine-3-amine