You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[[5-[(3aR,6aS)-1,3,3a,4,6,6a-hexahydrofuro[3,4-c]pyrrol-5-yl]pyridin-2-yl]amino]-2-(2,6-difluorophenyl)-6,7-dihydropyrrolo[3,4-b]pyridin-5-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H21F2N5O2
assistant