1-(4-氯苯基)-1H-吡咯-2,5-二酮   、                                                                                      
C-(2-nitro)styryl-N-(4-tolyl)-azomethine N-oxide                                                                                                                                                                                              以
                                                                                         
苯                                                                                  为溶剂,
                                                                                                                                                    反应 4.0h,
                                                                                                                生成                                                 cis-2-(4-tolyl)-3-(o-nitro)styryl-5-(4-chlorophenyl)-4H-2,3,3a,5,6,6a-hexahydropyrrolo[3,4-d]isoxazole-4,6-dione   、                                                                                             trans-2-(4-tolyl)-3-(o-nitro)styryl-5-(4-chlorophenyl)-4H-2,3,3a,5,6,6a-hexahydropyrrolo[3,4-d]isoxazole-4,6-dione