2-甲酰基苯硼酸   、                                                                                      
1,3-bis((4,5-dihydro-1H-imidazol-2-yl)aminomethyl)-5-aminomethyl-2,4,6-triethylbenzene                                                                                                                                                              在
                                                                                                                                                                                 sodium tetrahydroborate   、                                                                                                  
三乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        以99%的产率得到N-[[3-[(4,5-dihydro-1H-imidazol-2-ylamino)methyl]-5-[(7,7-dihydroxy-8-azonia-7-boranuidabicyclo[4.3.0]nona-1,3,5-trien-8-yl)methyl]-2,4,6-triethylphenyl]methyl]-4,5-dihydro-1H-imidazol-2-amine