N-(2-aminoethyl)-3-(1,3-dimethyl-1H-pyrazolo[4,3-e][1,2,4]triazin-5-yl)-4-ethoxybenzenesulfonamide   、                                                                                      
4-ethoxy-3-(1,3-dimethyl-1H-pyrazolo[4,3-e][1,2,4]-triazin-5-yl)benzene-1-sulfonyl chloride                                                                                                                                                                                              以
                                                                                         
乙腈                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 N,N'-(ethane-1,2-diyl)bis(3-(1,3-dimethyl-1H-pyrazolo[4,3-e][1,2,4]triazin-5-yl)-4-ethoxybenzenesulfonamide)