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Under IUPAC nomenclature, a molecule named N-[1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-methyloxolan-2-yl]-5-fluoro-2-oxopyrimidin-4-yl]-2-methylbutanamide is given. What is its corresponding molecular formula?
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C14H20FN3O5
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