You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[(2R)-oxolane-2-carbonyl]-3-[(2S)-3-oxo-1-[(3S)-2-oxopyrrolidin-3-yl]-4-(trifluoromethoxy)butan-2-yl]-1,3a,4,5,6,6a-hexahydrocyclopenta[c]pyrrole-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H30F3N3O6
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