4-[5-(6-chloropyridin-3-yl)-[1,2,4]oxadiazol-3-ylmethoxy]piperidine-1-carboxylic acid isopropyl ester   、                                                                                      [(trans)-4-(2-fluorophenyl)pyrrolidin-3-yl]carbamic acid 9H-fluoren-9-ylmethyl ester hydrochloride                                                                                                                                                              在
                                                                                                                                                                                 
N,N-二异丙基乙胺                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
叔丁醇                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 4-(5-{6-[(3R,4S)-3-amino-4-(2-fluorophenyl)pyrrolidin-1-yl]pyridine-3-yl}-[1,2,4]oxadiazol-3-ylmethoxy)piperidine-1-carboxylic acid isopropyl ester