You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule (3S,4S)-1-[2-[(3-methylphenyl)methylamino]-2-oxoethyl]-4-(trifluoromethyl)pyrrolidine-3-carboxylic acid;hydrochloride .
user
C16H20ClF3N2O3
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