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What is the molecular formula of the molecule methyl 6-[3-ethenyl-4-(2-hydroxyethyl)-2-[3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-3,4-dihydro-2H-pyran-5-carbonyl]oxy-1-hydroxy-7-methyl-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran-4-carboxylate ?
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C27H38O14
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