You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named [(2R,3S,5R)-5-(3-benzoyl-5-methyl-2,4-dioxopyrimidin-1-yl)-2-(hydroxymethyl)oxolan-3-yl] 2-methoxyacetate is given. What is its corresponding molecular formula?
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C20H22N2O8
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