You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as 2-ethyl-N-[(1R,2S)-2-pyrrolidin-1-ylcyclohexyl]-4-(trifluoromethyl)benzamide using the IUPAC nomenclature.
user
C20H27F3N2O
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