Acetic acid (3S,5R,7S,8S,9S,10R,13R,14S,17R)-17-((R)-1,5-dimethyl-hexyl)-7-hydroxy-4,4,10,13-tetramethyl-hexadecahydro-cyclopenta[a]phenanthren-3-yl ester                                                                                                                                                              在
                                                                                                                                                                                 
哌啶   、                                                                                                  
三氯氧磷                                                                                                                                  作用下,
                                                                                                                                                                                                                            生成                                                 Acetic acid (3S,5R,7R,8S,9S,10R,13R,14S,17R)-7-chloro-17-((R)-1,5-dimethyl-hexyl)-4,4,10,13-tetramethyl-hexadecahydro-cyclopenta[a]phenanthren-3-yl ester