4-(2-fluoro-4-iodoanilino)-N-(3-hydroxypropyl)-6-oxo-1-[2-(tetrahydro-2H-pyran-2-yloxy)ethyl]-1,6-dihydro-3-pyridinecarboxamide   、                                                                                      
盐酸   、                                                                                      
2-(四氢-2H-吡喃-2-基氧基)-四氢-2H-吡喃                                                                                                                                                                                              以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                                                        以to give 4-(2-fluoro-4-iodoanilino)-1-(2-hydroxyethyl)-N-(3-hydroxypropyl)-6-oxo-1,6-dihydro-3-pyridinecarboxamide as a white solid which的产率得到4-(2-fluoro-4-iodoanilino)-1-(2-hydroxyethyl)-N-(3-hydroxypropyl)-6-oxo-1,6-dihydro-3-pyridinecarboxamide