You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [(3S,4S)-1-tert-butyl-4-(trifluoromethyl)pyrrolidin-3-yl]-(2-methyl-4-morpholin-4-ylpyrrolidin-1-yl)methanone by IUPAC nomenclature, provide its molecular formula.
user
C19H32F3N3O2
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