三氟乙酸   、                                                                                      
5-[(1-methyl-1H-imidazol-4-yl)sulfonyl]-8-[(4-methylpiperidin-1-yl)carbonyl]-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole trifluoroacetate   、                                                                                      
环丁酮                                                                                                                                                                                                                                                                                                          生成                                                 2-cyclobutyl-5-[(1-methyl-1H-imidazol-4-yl)sulfonyl]-8-[(4-methylpiperidin-1-yl)carbonyl]-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole trifluoroacetate