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What is the molecular formula of the molecule identified by methyl (1R,2S,5R)-7-methyl-3-oxo-2-[(4R)-2-oxo-4-phenyl-1,3-oxazolidin-3-yl]-8-oxabicyclo[3.2.1]oct-6-ene-1-carboxylate ?
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C19H19NO6
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