You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the compound with this IUPAC name 1-[1,3-bis[2,6-di(propan-2-yl)phenyl]-2,5-diphenylimidazol-1-ium-4-yl]-N-[[1,3-bis[2,6-di(propan-2-yl)phenyl]-2,5-diphenylimidazol-1-ium-4-yl]methylideneamino]methanimine ?
user
C80H90N6+2
assistant