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What is the molecular formula of the molecule identified by (2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-[4-[2-(hydroxymethyl)-6-[(2R)-3,5,7-trihydroxy-4-oxo-2,3-dihydrochromen-2-yl]-2,3-dihydro-1,4-benzodioxin-3-yl]-2-methoxyphenoxy]oxane-2-carboxylic acid ?
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C31H30O16
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