Acetic acid (2S,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-2-((1R,2S,3R)-3-ethynyl-2,3,5,12-tetrahydroxy-2-methyl-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-1-yloxy)-tetrahydro-pyran-3-yl ester                                                                                                                                                              在
                                                                                                                                                                                 
硫酸   、                                                                                                  
mercury(II) oxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
丙酮                                                                                  为溶剂,
                                                                                                                                                    反应 0.5h,
                                                                                                                以0.386 g的产率得到Acetic acid (2S,3R,4S,5R,6R)-4,5-diacetoxy-6-acetoxymethyl-2-((1R,2S,3S)-3-acetyl-2,3,5,12-tetrahydroxy-2-methyl-6,11-dioxo-1,2,3,4,6,11-hexahydro-naphthacen-1-yloxy)-tetrahydro-pyran-3-yl ester