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[(2R)-2-Acetyloxy-2-[(4R,5S)-2,2-dimethyl-5-[(4S,5S)-2-oxo-5-[2-[[(2R,3R,4S,5R,6R)-2,3,5-tris(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-4-yl]methyl]prop-2-enyl]-1,3-dioxolan-4-yl]-1,3-dioxolan-4-yl]ethyl] acetate


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