tert-butyl ((2S)-1-((4-(benzyloxy)-5-nitropyrimidin-2-yl)oxy)propan-2-yl)carbamate 、
3-chloro-5-(((1R)-2,2-difluorocyclopropyl)methoxy)pyridine-2-carboxylic acid 以in the same manner as in Step A of Example 4 and Step D of Example 83, the title compound was obtained的产率得到tert-butyl ((2S)-1-((5-(((3-chloro-5-(((1R)-2,2-difluorocyclopropyl)methoxy)pyridin-2-yl)carbonyl)amino)-4-hydroxypyrimidin-2-yl)oxy)propan-2-yl)carbamate