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-[6-(hydroxymethyl)-1-oxo-3,5,6,7-tetrahydrocyclopenta[f]isoindol-2-yl]piperidine-2,6-dione is given. What is its corresponding molecular formula?
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C17H18N2O4
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