1-(3-Bromo-4-fluorophenyl)-5-methyl-1,5-dihydroimidazo[4,5-c]pyridin-4-one 、
5-氟-2-(4,4,5,5-四甲基-1,3,2-二氧硼烷)-苯甲腈 以to give 4,2′-difluoro-5′-(5-methyl-4-oxo-4,5-dihydroimidazo[4,5-c]pyridin-1-yl)biphenyl-2-carbonitrile as an off-white solid (360 mg, 55%)的产率得到4,2'-difluoro-5'-(5-methyl-4-oxo-4,5-dihydroimidazo[4,5-c]pyridin-1-yl)biphenyl-2-carbonitrile