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(3E,6S,9R,11E,16R)-13-Hydroxy-15-[[(2R,4R,6R)-5-hydroxy-3,4-dimethoxy-6-methyloxan-2-yl]oxymethyl]-6-[[(4R,5R,6R)-6-hydroxy-4,9-dimethyl-2-oxo-1,3,8-trioxaspiro[4.5]decan-7-yl]oxy]-5,7,9,16-tetramethyl-1-oxacyclohexadeca-3,11-diene-2,10-dione


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