3-(2,2-dimethyl-6-oxo-6H-[1,3]dioxin-4-yl)-benzonitrile 、
(3-amino-4'-methoxy-biphenyl-4-yl)-carbamic acid tert-butyl ester 以Obtained as a light brown solid (207 mg)的产率得到{3-[3-(3-cyano-phenyl)-3-oxo-propionylamino]-4'-methoxy-biphenyl-4-yl}-carbamic acid tert-butyl ester