You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(2S)-N-[(2S)-1-[(2S)-2-(anilinomethyl)-2,3-dihydropyrrolo[2,3-b]pyridin-1-yl]-3-methyl-1-oxobutan-2-yl]-2-(methylamino)propanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H31N5O2
assistant