6-bromo-N-(5-methyl-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazin-2-yl)imidazo[1,2-b]pyridazin-8-amine 、
(2-(1-oxo-3,4,6,7,8,9-hexahydropyrazino[1,2-a]indol-2(1H)-yl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)methyl acetate 以124 was obtained as a white solid (147 mg, 10%)的产率得到2-[3-(hydroxymethyl)-4-[8-[(5-methyl-6,7-dihydro-4H-pyrazolo[1,5-a]pyrazin-2-yl)amino]imidazo[1,2-b]pyridazin-6-yl]-2-pyridyl]-3,4,6,7,8,9-hexahydropyrazino[1,2-a]indol-1-one