4-(4'-trifluoromethyl-biphenyl-2-carbonylamino)-1-methyl-pyrrole-2-carboxylic acid   、                                                                                      
4-苯基哌啶-4-甲腈                                                                                                                                                              在
                                                                                                                                                                                 O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate   、                                                                                                  
三乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                                                        以67%的产率得到N-[5-(4-cyano-4-phenyl-piperidino-carbonyl)-1-methyl-pyrrol-3-yl]-4'-trifluoro-methyl-biphenyl-2-carboxylic acid amide