(2-amino-4-phenylethynyl-phenyl)-carbamic acid tert-butyl ester 、
6-(3-imidazol-1-yl-phenyl)-2,2-dimethyl-[1,3]dioxin-4-one 以Obtained as an orange oil (179 mg)的产率得到{2-[3-(3-imidazol-1-yl-phenyl)-3-oxo-propionylamino]-4-phenylethynyl-phenyl}-carbamic acid tert-butyl ester