(R)-2-(1-((4-bromophenyl)sulfonyl)-5-((tert-butoxycarbonyl)amino)-1,2,5,6-tetrahydropyridin-3-yl)allyl benzoate   、                                                                                      
4-甲基-1,2,4-三吖啉-3,5-二酮                                                                                                                                                                                              以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 [(1R,13S)-11-(4-bromophenyl)sulfonyl-4-methyl-13-[(2-methylpropan-2-yl)oxycarbonylamino]-3,5-dioxo-2,4,6,11-tetrazatricyclo[7.4.0.02,6]tridec-8-en-8-yl]methyl benzoate   、                                                                                             [(1S,13S)-11-(4-bromophenyl)sulfonyl-4-methyl-13-[(2-methylpropan-2-yl)oxycarbonylamino]-3,5-dioxo-2,4,6,11-tetrazatricyclo[7.4.0.02,6]tridec-8-en-8-yl]methyl benzoate