rac-4-{3-[4-(2-ethoxycarbonylmethyloxymethyl-pyrrolidinocarbonyl)-3-methyl-phenyl]-propargylamino}benzamidine 在
lithium hydroxide 、 ammonium chloride 作用下,
以30%的产率得到rac-4-{3-[4-(2-hydroxycarbonylmethyloxymethyl-pyrrolidino-carbonyl)-3-methyl-phenyl]-propargylamino}benzamidine