You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-dibenzofuran-1-yl-N-phenyl-9-(9-phenylfluoren-9-yl)dibenzofuran-2-amine;N-dibenzothiophen-1-yl-N-phenyl-9-(9-phenylfluoren-9-yl)dibenzofuran-2-amine;N,N-diphenyl-9-(9-phenylfluoren-9-yl)dibenzofuran-2-amine;N-naphthalen-1-yl-N-phenyl-9-(9-phenylfluoren-9-yl)dibenzofuran-2-amine;N-phenyl-9-(9-phenylfluoren-9-yl)-N-(2-phenylphenyl)dibenzofuran-2-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C237H155N5O6S
assistant