(+)-(3aS,4R,7aS)-4-hydroxy-4-(m-tolylethynyl)-octahydro-indole-1-carboxylic acid methyl ester 、
吗啉-4-基乙酸 以to yield (3aR,4S,7aR)-4-(2-morpholin-4-yl-acetoxy)-4-m-tolylethynyl-octahydro-indole-1-carboxylic acid methyl ester的产率得到(3aR,4S,7aR)-4-(2-morpholin-4yl-acetoxy)-4-m-toIylethynyl-octahydroindole-1-carboxylic acid methyl ester