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What is the molecular formula of the molecule methyl (1R,2R,5R,8R,9S,10R,11S,12S)-12-hydroxy-11-(hydroxymethyl)-6,16-dioxo-15-oxapentacyclo[9.3.2.15,8.01,10.02,8]heptadecane-9-carboxylate ?
user
C19H24O7
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