You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named (2R,3R,4S)-3-acetamido-2-[(1S,2R)-1,2-dihydroxy-3-methoxypropyl]-4-hydroxy-3,4-dihydro-2H-pyran-6-carboxylic acid by IUPAC nomenclature, provide its molecular formula.
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C12H19NO8
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