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 [3-(1,3-benzodioxol-5-yl)-1,2,4-oxadiazol-5-yl]methyl 4-tert-butylbenzoate is given. What is its corresponding molecular formula?
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C21H20N2O5
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