N-环己基苯胺   、                                                                                      
4-[(4aR,9bR)-8-Fluoro-5-(4-fluoro-phenyl)-1,3,4,4a,5,9b-hexahydro-pyrido[4,3-b]indol-2-yl]-butyric acid; hydrochloride                                                                                                                                                              在
                                                                                                                                                                                 
2-bromo-1-methyl-pyridinium iodide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                    反应 114.0h,
                                                                                                                以12%的产率得到4a,9b-trans-8-fluoro-5-(4-fluorophenyl)-2-<3-(N-cyclohexyl-N-phenylcarbamoyl)propyl>-1,2,3,4,4a,9b-hexahydro-γ-carboline hydrochloride