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What is the molecular formula of the compound with this IUPAC name (2R,3R,4S,5R,6R)-2-methyl-6-[[(2S,3R,4R,5S,6S)-3,4,5-trihydroxy-6-[[7-hydroxy-2-(4-hydroxyphenyl)-5-[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-2H-chromen-1-ium-3-yl]oxy]oxan-2-yl]methoxy]oxane-3,4,5-triol ?
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C33H43O19+
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