(1R,2R,4R,6S)-4-(3-aminopyridin-4-yl)-1,6-dimethylcyclohexane-1,2-diol 、
6-(4-(1-((benzyloxy)carbonyl)-1,2,3,6-tetrahydropyridin-4-yl)-2,6-difluorophenyl)-5-fluoropicolinic acid 以to give benzyl 4-(4-(6-((4-((1R,3R,4R,5S)-3,4-dihydroxy-4,5-dimethylcyclohexyl)pyridin-3-yl)carbamoyl)-3-fluoropyridin-2-yl)-3,5-difluorophenyl)-5,6-dihydropyridine-1(2H)-carboxylate in 39% yield的产率得到benzyl 4-(4-(6-((4-((1R,3R,4R,5S)-3,4-dihydroxy-4,5-dimethylcyclohexyl)pyridin-3-yl)carbamoyl)-3-fluoropyridin-2-yl)-3,5-difluorophenyl)-5,6-dihydropyridine-1(2H)-carboxylate