You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-pyridin-2-yl-2-[4-[5-(pyridin-2-ylamino)-1H-benzimidazol-2-yl]phenyl]-1H-benzimidazol-5-amine ?
user
C30H22N8
assistant