2-(8-氟咪唑并[1,2-a]吡啶-7-基)丙烷-2-醇 、
3'-bromo-4,5'-difluorobiphenyl-2-carbonitrile 以to afford 4,3′-difluoro-5′-[8-fluoro-7-(1-hydroxy-1-methylethyl)imidazo[1,2-α]pyridin-3-yl]-biphenyl-2-carbonitrile (25 mg, 20%) as a white solid的产率得到4,3'-difluoro-5'-[8-fluoro-7-(1-hydroxy-1-methylethyl)imidazo[1,2-a]pyridin-3-yl]biphenyl-2-carbonitrile