3-(Difluoromethyl)-6-(piperazin-1-yl)-[1,2,4]triazolo[4,3-b]pyridazine 、
2-difluoromethyl-5-fluorobenzaldehyde 以Obtained in 58% yield by General Synthetic Method 5的产率得到3-(Difluoromethyl)-6-[4-[2-(difluoromethyl)-5-fluorobenzyl]piperazin-1-yl][1,2,4]triazolo[4,3-b]pyridazine