You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 3-(9,9-dimethylfluoren-2-yl)-6-[2-(2-methyl-3H-triphenylen-2-yl)phenyl]-9-phenylcarbazole into molecular formula.
user
C58H43N
assistant