You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(1-hydroxy-3-methylpentan-3-yl)-5-oxo-1-(2,2,2-trifluoroethyl)pyrrolidine-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
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C13H21F3N2O3
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