(Z)-(4R,5S,6R,7S,8R)-5-Acetylamino-4-benzyloxy-6,7,8,9-tetrahydroxy-2-((2R,3R,4S,5R,6S)-3,4,5-tris-benzyloxy-6-methoxy-tetrahydro-pyran-2-ylmethoxy)-non-2-enoic acid methyl ester                                                                                                                                                              在
                                                                                                                                                                                 potassium chloride   、                                                                                                  
三苯基氢化锡   、                                                                                                  mercury(II) trifluoroacetate                                                                                                                                  作用下,
                                                                                                                                                                                                                            生成                                                 
(4S,5R,6R)-5-Acetylamino-4-benzyloxy-6-((1S,2S)-1,2,3-trihydroxy-propyl)-5,6-dihydro-4H-pyran-2-carboxylic acid methyl ester