2-[2-(4-aminomethyl-phenyl)-ethyl]-1-methyl-benzimidazol-5-yl-carboxylic acid-[N-(2-phenylamino-ethyl)-amide]   、                                                                                      
2-[2-(4-cyanophenyl)-ethyl]-1-methyl-benzimidazol-5-yl-carboxylic acid-N-(4-cyanobenzyl)-N-(3-phenylpropyl)-amide                                                                                                                                                                                              以
                                                                                         
氨                                                                                  为溶剂,
                                                                                                                                                                                        以42%的产率得到2-[2-(4-aminomethyl-phenyl)-ethyl]-1-methyl-benzimidazol-5-yl-carboxylic Acid-N-(4-aminomethyl-benzyl)-N-(3-phenylpropyl)-amide-dihydrochloride