You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5-cyclopropyl-N-[(3R,4S)-4-methyl-1-propan-2-ylpyrrolidin-3-yl]-1,3,4-oxadiazole-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C14H22N4O2
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