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What is the molecular formula of the molecule identified by (2R,3R,6S)-3-[(2R,4S,5R)-6-carboxy-5-[(2S,5R,6R)-6-carboxy-5-[(2R,4S,5R)-6-carboxy-3,4-dihydroxy-5-methoxyoxan-2-yl]oxy-3,4-dihydroxyoxan-2-yl]oxy-3,4-dihydroxyoxan-2-yl]oxy-4,5,6-trihydroxyoxane-2-carboxylic acid ?
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C25H36O25
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