16α-Benzoyloxy-4-(4'-methylpentyl)-4-methyl-A-nor-D-homo-3(5)-androsten                                                                                                                                                              在
                                                                                                                                                                                 potassium chromate   、                                                                                                  
sodium acetate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙酸酐   、                                                                                         
溶剂黄146   、                                                                                         
苯                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 Benzoic acid (2S,5R,8S,9S,10S,14R)-17-((R)-1,5-dimethyl-hexyl)-5,14-dimethyl-16-oxo-2,3,4,5,6,7,8,9,10,11,12,14,15,16-tetradecahydro-1H-cyclopenta[a]phenanthren-2-yl ester