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 8-(3-aminopiperidin-1-yl)-3-methyl-1-[2-(2-methyl-1,3-benzoxazol-4-yl)-2-oxoethyl]-7-(3-methylbut-2-enyl)purine-2,6-dione is given. What is its corresponding molecular formula?
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C26H31N7O4
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