3-(2,2-dimethyl-6-oxo-6H-[1,3]dioxin-4-yl)-benzonitrile 、
tert-butyl 3-amino-2’-fluorobiphenyl-4-ylcarbamate 以Obtained as a light yellow foam (239 mg)的产率得到{3-[3-(3-cyano-phenyl)-3-oxo-propionylamino]-2'-fluoro-biphenyl-4-yl}-carbamic acid tert-butyl ester