You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 2-[1-[4-(1,3-dioxolan-2-yl)piperidin-1-yl]-4-methyl-1-oxopentan-2-yl]-3a,4,7,7a-tetrahydroisoindole-1,3-dione into molecular formula.
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C22H32N2O5
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