(S)-N-(4-(4-((1-(5-Methyl-4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)ethyl)amino)-7-((2-(trimethylsilyl)ethoxy)methyl)-7H-pyrrolo[2,3-d]pyrimidin-5-yl)-1H-indol-6-yl)methanesulfonamide   、                                                                                      
三氟乙酸   、                                                                                      
氨                                                                                                                                                              在
                                                                                                                                                                                 Isopropanol methylene chloride                                                                                                                                  作用下,
                                                                                                                                                                                                                            以to obtain 60 mg (80% yield) of the title compound的产率得到(S)-N-(4-(4-((1-(5-methyl-4-oxo-3-phenyl-3,4-dihydropyrrolo[2,1-f][1,2,4]triazin-2-yl)ethyl)amino)-7H-pyrrolo[2,3-d]pyrimidin-5-yl)-1H-indol-6-yl)methanesulfonamide