5-((6-(1-(2-(tetrahydro-2H-pyran-2-yloxy)ethyl)-1H-pyrazol-4-yl)-1H-[1,2,3]triazolo[4,5-b]pyrazin-1-yl)methyl)pyrazolo[1,5-a]pyridine-3-carbaldehyde 、
2-(4-(1-((3-(Hydroxymethyl)pyrazolo[1,5-a]pyridin-5-yl)methyl)-1H-[1,2,3]triazolo[4,5-b]pyrazin-6-yl)-1H-pyrazol-1-yl)ethanol 在
Intermediate 322-d 作用下,
生成 (5-((6-(1-(2-(tetrahydro-2H-pyran-2-yloxy)ethyl)-1H-pyrazol-4-yl)-1H-[1,2,3]triazolo[4,5-b]pyrazin-1-yl)methyl)pyrazolo[1,5-a]pyridin-3-yl)methanol