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What is the molecular formula of the molecule identified by methyl (1R,4aS,6S,7R,7aR)-6-[(2S,3S,4S)-3-ethenyl-4-(2-oxoethyl)-2-[(2S,3S,4S,5S,6S)-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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C27H36O14
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