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(6E,14E)-2-[(5-Hydroxy-3,4-dimethoxy-6-methyloxan-2-yl)oxymethyl]-9-[(6-hydroxy-4,9-dimethyl-2-oxo-1,3-dioxaspiro[4.5]decan-7-yl)oxy]-3,8,10,12-tetramethyl-4,17-dioxabicyclo[14.1.0]heptadeca-6,14-diene-5,13-dione


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