You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 9-anthracen-9-ylfluoren-9-ol;9H-fluoren-9-ol;9-phenanthren-9-ylfluoren-9-ol;9-[4-(2-phenylethynyl)phenyl]fluoren-9-ol;9-pyren-1-ylfluoren-9-ol into its molecular formula.
user
C123H82O5
assistant