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[8-Acetyloxy-6-[[(3R)-3-acetyloxy-2-(acetyloxymethyl)-3,4-dihydro-2H-pyran-4-yl]oxy]-2-oxo-3a,4,6,7,8,8a-hexahydro-[1,3]dioxolo[4,5-c]oxepin-4-yl]methyl acetate


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