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 1-[11-[3-fluoro-5-(trifluoromethyl)phenyl]-1-azatricyclo[6.3.1.04,12]dodeca-4(12),5,7-trien-9-yl]pyrrolidin-2-one is given. What is its corresponding molecular formula?
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C22H20F4N2O
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