diethyl (2R,3R)-2,3-bis(prop-2-enoxy)butanedioate   、                                                                                      (S)-2-Hydroxyamino-1,1-diphenyl-propan-1-ol; hydrochloride                                                                                                                                                              在
                                                                                                                                                                                 4 A molecular sieve   、                                                                                                  
二异丁基氢化铝   、                                                                                                  
三乙胺                                                                                                                                  作用下,
                                                                                                                                                                                                                            生成                                                 
(R)-Allyloxy-[(3aR,6S,6aS)-1-((S)-2-hydroxy-1-methyl-2,2-diphenyl-ethyl)-tetrahydro-furo[3,4-c]isoxazol-6-yl]-acetic acid ethyl ester   、                                                                                             (S)-2-[(3aR,6S,6aS,3'aR,6'S,6'aS)-1'-((S)-2-Hydroxy-1-methyl-2,2-diphenyl-ethyl)-octahydro-[6,6']bi[furo[3,4-c]isoxazolyl]-1-yl]-1,1-diphenyl-propan-1-ol