{1-[4-(6-fluoro-4-oxo-2-phenyl-4H-chromen-3-yl)-phenyl]-cyclobutyl}-carbamic acid tert-butyl ester 、
3-碘-7-甲氧基-2-苯基-色烯-4-酮 以to give the title compound (80 mg, 100%) as a colourless oil的产率得到{1-[4-(7-methoxy-4-oxo-2-phenyl-4H-chromen-3-yl)-phenyl]-cyclobutyl}-carbamic acid tert-butyl ester