You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule (1R,2R,3S,4R)-3-[(2R,6R)-2,6-dimethylmorpholine-4-carbonyl]-7-oxabicyclo[2.2.1]heptane-2-carboxylic acid into molecular formula.
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C14H21NO5
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