You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
What is the molecular formula of the molecule identified by 9-[3,5-bis[10-(9,9-dihexyl-7-methylfluoren-2-yl)anthracen-9-yl]phenyl]-10-(9,9-dihexyl-7-methylfluoren-2-yl)anthracene;2',7'-ditert-butyl-N,N-diphenyl-7-[4-(1-phenylbenzimidazol-2-yl)phenyl]-9,9'-spirobi[fluorene]-2-amine;9,9-diethyl-N,N-diphenyl-7-[4-(1-phenylbenzimidazol-2-yl)phenyl]fluoren-2-amine;ethene ?
user
C240H228N6
assistant