(2S,3S,4S,5R,6S)-3,4,5-triacetoxyl-6-(1,3-dimethyl-6,7,8,9-tetrahydro-3H-pyrazolo [3,4-c]isoquinoline-5-oxy)-tetrahydro-2H-pyran-2-methylformate                                                                                                                                                              在
                                                                                                                                                                                 
lithium hydroxide monohydrate   、                                                                                                  
水                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
四氢呋喃                                                                                  为溶剂,
                                                                                                                                                    反应 2.0h,
                                                                                                                以37.0 mg的产率得到(2S,3S,4S,5R,6S)-6-(1,3-dimethyl-6,7,8,9-tetrahydro-3H-pyrazolo[3,4-c]isoquinoline-5-oxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-ylformic acid