2-(4-chloro-5H-pyrrolo[3,2-d]pyrimidin-5-yl)ethyl benzoate   、                                                                                      
4-(1,2-benzoisothiazol-4-yloxy)-3-methylaniline   、                                                                                      
异丙醇   、                                                                                      
sodium hydroxide                                                                                                                                                                                              以
                                                                                         
乙醇                                                                                  为溶剂,
                                                                                                                                                                                        以the title compound (122 mg) was obtained as a white powder的产率得到2-(4-{[4-(1,2-benzoisothiazol-4-yloxy)-3-methylphenyl]amino}-5H-pyrrolo[3,2-d]pyrimidin-5-yl)ethanol