(+)-(3aS,4R,7aS)-4-hydroxy-4-(m-tolylethynyl)-octahydro-indole-1-carboxylic acid methyl ester 、
2,6-二氯苯乙酸 以to yield (3aR,4S,7aR)-4-[2-(2,6-dichloro-phenyl)-acetoxy]-4-m-tolylethynyl-octahydro-indole-1-carboxylic acid methyl ester的产率得到(3aR,4S,7aR)-4-[2-(2,6-dichloro-phenyl)-acetoxy]-4-m-tolylethynyl-octahydroindole-1-carboxylic acid methyl ester