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 (3S)-3-(7-methyl-1,3-dioxo-3a,4,5,6,7,7a-hexahydroinden-5-yl)oxolane-2,5-dione is given. What is its corresponding molecular formula?
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C14H16O5
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