Piperazin-1-yl-(2-pyridin-3-yl-thiazolidin-4-yl)-methanone 、
5-[1-(3-Chloromethyl-phenyl)-1-pyridin-3-yl-meth-(E)-ylideneaminooxy]-pentanoic acid ethyl ester 在
18-冠醚-6 、
potassium carbonate 作用下,
以
四氢呋喃 为溶剂,
生成 5-[1-Pyridin-3-yl-1-{3-[4-(2-pyridin-3-yl-thiazolidine-4-carbonyl)-piperazin-1-ylmethyl]-phenyl}-meth-(E)-ylideneaminooxy]-pentanoic acid ethyl ester