Acetic acid (2S,3R,4S,5S,6R)-5-acetoxy-6-acetoxymethyl-2-((2R,3S,4R,5R,6R)-5-acetylamino-4-benzyloxy-2-benzyloxymethyl-6-octyloxy-tetrahydro-pyran-3-yloxy)-4-cyanomethoxy-tetrahydro-pyran-3-yl ester 生成 [(2S,3R,4S,5S,6R)-2-((2R,3S,4R,5R,6R)-5-Acetylamino-4-hydroxy-2-hydroxymethyl-6-octyloxy-tetrahydro-pyran-3-yloxy)-3,5-dihydroxy-6-hydroxymethyl-tetrahydro-pyran-4-yloxy]-acetic acid