3-(1-Isopropyl-piperidin-4-ylcarbamoyl)-1H-indazole-5-carboxylic acid methyl ester   、                                                                                      
2-bromo-N-(5-chloropyridin-2-yl)acetamide                                                                                                                                                              在
                                                                                                                                                                                 
caesium carbonate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         DMF (N,N-dimethyl-formamide)                                                                                  为溶剂,
                                                                                                                                                    反应 48.0h,
                                                                                                                生成                                                 1-[(5-Chloro-pyridin-2-ylcarbamoyl)-methyl]-3-(1-isopropyl-piperidin-4-ylcarbamoyl)-1H-indazole-5-carboxylic acid methyl ester