Acetic acid (3R,5R,7R,8R,9S,10S,12S,13R,14S,17R)-3,7-diacetoxy-17-((R)-6-acetoxy-1,5-dimethyl-hexyl)-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-12-yl ester                                                                                                                                                              在
                                                                                                                                                                                 
potassium carbonate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 
Acetic acid (3R,5R,7R,8R,9S,10S,12S,13R,14S,17R)-3,7-diacetoxy-17-((R)-6-hydroxy-1,5-dimethyl-hexyl)-10,13-dimethyl-hexadecahydro-cyclopenta[a]phenanthren-12-yl ester