2-amino-N-(1-{1-[(2-oxo-1,4-diphenyl-azetidin-3-ylmethyl)-carbamoyl]-ethylcarbamoyl}-ethyl)-propionamide                                                                                                                                                              在
                                                                                                                                                                                 
溶剂黄146   、                                                                                                  
三乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                    反应 18.0h,
                                                                                                                以75%的产率得到3,6,9-trimethyl-12-(phenyl-phenylamino-methyl)-1,4,7,10-tetraaza-cyclotridecane-2,5,8,11-tetraone