You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(3S,4S)-1-[[3-(2,2,2-trifluoroethyl)phenyl]carbamoyl]-4-(trifluoromethyl)pyrrolidine-3-carboxylic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C15H14F6N2O3
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