2-Ethoxy-[1,3]dioxane-5,5-dicarboxylic acid bis-{[3-(5-dimethylamino-naphthalene-1-sulfonylamino)-propyl]-amide}                                                                                                                                                              在
                                                                                                                                                                                 
吡啶   、                                                                                                  
四氮唑   、                                                                                                  
溶剂黄146                                                                                                                                  作用下,
                                                                                                                                                                                                                            生成                                                 Diisopropyl-phosphoramidous acid 3-[bis-(4-methoxy-phenyl)-phenyl-methoxy]-2,2-bis-[3-(5-dimethylamino-naphthalene-1-sulfonylamino)-propylcarbamoyl]-propyl ester 2-cyano-ethyl ester