You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [(2S,4S)-2-benzyl-4-[3-[3-(trifluoromethyl)phenyl]propylamino]piperidin-1-yl]-(3,5-dimethylphenyl)methanone into molecular formula.
user
C31H35F3N2O
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