You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-methyl-5-[4-(2-phenylcyclopropyl)-3,6-dihydro-2H-pyridin-1-yl]-1H-pyrrolo[2,3-b]pyridine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H23N3
assistant