3-(2,2-dimethyl-6-oxo-6H-[1,3]dioxin-4-yl)-benzonitrile 、
(2-amino-4-cyclopropyl-phenyl)-carbamic acid tert-butyl ester 以Obtained as a light brown solid (92 mg)的产率得到{2-[3-(3-cyano-phenyl)-3-oxo-propionylamino]-4-cyclopropyl-phenyl}-carbamic acid tert-butyl ester