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What is the molecular formula of the compound with this IUPAC name prop-2-enyl (2S,3S,4S,5R,6R)-3,5-diacetyloxy-6-prop-2-enoxy-4-[(2R,3S,4S,5R,6R)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxyoxane-2-carboxylate ?
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C30H40O18
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