(5R,6R,7R,7aR)-6,7-bis(benzyloxy)-5-(13-(tert-butyl)diphenylsilyloxy-10-oxo-tridec-3(E)-enyl)tetrahydropyrrolo[1,2-c]oxazol-3(1H)-one                                                                                                                                                              在
                                                                                                                                                                                 sodium hydroxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇   、                                                                                         
水                                                                                  为溶剂,
                                                                                                                                                    反应 8.0h,
                                                                                                                生成                                                 13-[(2R,3R,4R,5R)-3,4-bis(benzyloxy)-5-(hydroxy-methyl)-pyrrolidin-2-yl]-1-hydroxytridec-10(Z)-en-4-one   、                                                                                             
13-[(2R,3R,4R,5R)-3,4-bis(benzyloxy)-5-(hydroxy-methyl)-pyrrolidin-2-yl]-1-hydroxytridec-10(E)-en-4-one