You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 2-[3,5-bis(trifluoromethyl)phenyl]-6-(3-hydroxyphenyl)-8-methyl-3a,4,6,11,11a,11b-hexahydronaphtho[6,7-e]isoindole-1,3,7,10-tetrone into its molecular formula.
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C31H21F6NO5
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