4-(2-carbamoyl-4-(4-(2-fluoroacryloylamido)-2-methylphenyl)-5-methyl-1H-pyrrole-3-yl)-2-methoxybenzoic acid   、                                                                                      
[1-(difluoromethyl)cyclopropyl]methanamine hydrochloride                                                                                                                                                              在
                                                                                                                                                                                 
N,N-二异丙基乙胺   、                                                                                                  N-[(dimethylamino)-3-oxo-1H-1,2,3-triazolo[4,5-b]pyridin-1-yl-methylene]-N-methylmethanaminium hexafluorophosphate                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
N,N-二甲基甲酰胺                                                                                  为溶剂,
                                                                                                                                                                                        以31 %的产率得到