Benzoic acid (1S,2S,3S,5S,7S,8S,10R,13S)-10-acetoxy-5-bromo-1-hydroxy-8,12,15,15-tetramethyl-4-methylene-9-oxo-7-(2,2,2-trichloro-ethoxycarbonyloxy)-13-triisopropylsilanyloxy-tricyclo[9.3.1.03,8]pentadec-11-en-2-yl ester                                                                                                                                                              在
                                                                                                                                                                                 
吡啶   、                                                                                                  
四氧化锇   、                                                                                                  
sodium hydrogensulfite                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 Benzoic acid (1S,2S,3R,4S,5S,7S,8S,10R,13S)-10-acetoxy-5-bromo-1,4-dihydroxy-4-hydroxymethyl-8,12,15,15-tetramethyl-9-oxo-7-(2,2,2-trichloro-ethoxycarbonyloxy)-13-triisopropylsilanyloxy-tricyclo[9.3.1.0
3,8]pentadec-11-en-2-yl ester