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 (1S,5S)-N-[(5-fluoro-3-methyl-1-benzofuran-2-yl)methyl]-3-hydroxy-8-azabicyclo[3.2.1]octane-8-carboxamide is given. What is its corresponding molecular formula?
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C18H21FN2O3
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