生成 (2S,4S,5R,6R)-5-acetamido-2-[(2R,3S,4S,5R,6S)-3-[(2S,3R,4R,5R,6R)-3-(1,3-dioxoisoindol-2-yl)-4,5-dihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-5-phenylmethoxy-2-(phenylmethoxymethyl)-6-[(2R,3R,4S,5R,6R)-4,5,6-tris(phenylmethoxy)-2-(phenylmethoxymethyl)oxan-3-yl]oxyoxan-4-yl]oxy-4-hydroxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid