(+)(S)-3.3-Dimethyl-4-<6-methoxy-naphthyl-(2)>-hexansaeure-(1)                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
氢气   、                                                                                                  
三氟乙酸酐                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 (-)(S)-7-Methoxy-2.2-dimethyl-1-aethyl-1.2.3.4-tetrahydro-phenanthren (3-Methoxy-16.17-seco-14β-oestrapentaen-(1.3.5(10).6.8))