(S)-2-{(S)-2-[(S)-2-((S)-2-Amino-6-benzyloxycarbonylamino-hexanoylamino)-6-benzyloxycarbonylamino-hexanoylamino]-6-benzyloxycarbonylamino-hexanoylamino}-6-benzyloxycarbonylamino-hexanoic acid benzyl ester   、                                                                                      
6-<(2R,3S)-2-hexadecyl-3-octadecanoyloxy-eicosanoylamino>-hexanoic acid benzyl ester                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
N-羟基丁二酰亚胺   、                                                                                                  
氢气   、                                                                                                  
N,N'-二环己基碳二亚胺                                                                                                                                  作用下,
                                                                                                                                                                                                                            生成                                                 N
2-
2-2-2-<6-<(2R,3S)-2-hexadecyl-3-octadecanoyloxy-eicosanoylamino>hexanoyl>-N6-(benzyloxycarbonyl)-L-lysyl>-N6-(benzyloxycarbonyl)-L-lysyl>-N6-(benzyloxycarbonyl)-L-lysyl>-N6-(benzyloxycarbonyl)-L-lysyne benzyl ester