You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule [(3aR,6aR)-1-methyl-2,3,3a,4,6,6a-hexahydropyrrolo[2,3-c]pyrrol-5-yl]-[2-(3-phenyl-1,2,4-oxadiazol-5-yl)phenyl]methanone into molecular formula.
user
C22H22N4O2
assistant