You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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For the molecule named 1-(2-fluorophenyl)-N-methyl-2-[3-(trifluoromethyl)phenyl]sulfonyl-4,5,6,7-tetrahydroisoindol-4-amine by IUPAC nomenclature, provide its molecular formula.
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C22H20F4N2O2S
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