8-methoxy-9-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydroimidazo[5,1-a]isoquinoline 、
6-chloro-N-methyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)pyridazin-3-amine 以afforded 6-(8-methoxy-5,6-dihydroimidazo[5,1-a]isoquinolin-9-yl)-N-methyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)pyridazin-3-amine (140 mg)的产率得到6-(8-methoxy-5,6-dihydroimidazo[5,1-a]isoquinolin-9-yl)-N-methyl-N-(2,2,6,6-tetramethylpiperidin-4-yl)pyridazin-3-amine