3-chloro-4-fluoro-N'-hydroxybenzenecarboximidamide   、                                                                                      
sodium;hydride   、                                                                                      
methyl 2-((2,6-dichlorophenyl)amino)-7,7-dimethyl-7,8-dihydro-1H-benzofuro[4,5-d]imidazole-5-carboxylate                                                                                                                                                              在
                                                                                                                                                                                 
5-(3-(3-chloro-4-fluorophenyl)-1,2,4-oxadiazol-5-yl)-N-(2,6-dichlorophenyl)-7,7-dimethyl-7,8-dihydro-1H-benzofuro[4,5-d]imidazol-2-amine                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                                                        以to afford 0.029 g of the desired product的产率得到5-(3-(3-chloro-4-fluorophenyl)-1,2,4-oxadiazol-5-yl)-N-(2,6-dichlorophenyl)-7,7-dimethyl-7,8-dihydro-1H-benzofuro[4,5-d]imidazol-2-amine