N,N'-[bis(3-benzyloxy-1,4-dihydro-2-methyl-4-oxo-1-pyridyl)octanoyl]-1,5-diamino-3-oxapentane                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                以83%的产率得到N,N'-[bis(3-hydroxy-1,4-dihydro-2-methyl-4-oxo-1-pyridyl)octanoyl]-1,5-diamino-3-oxapentane