You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Please write the molecular formula of the molecule 3-dibenzofuran-1-yl-N-dibenzofuran-3-yl-9-phenyl-N-(4-phenylphenyl)carbazol-2-amine;3-dibenzofuran-2-yl-N-dibenzofuran-3-yl-9-phenyl-N-(4-phenylphenyl)carbazol-2-amine;N-dibenzofuran-3-yl-3-dibenzofuran-4-yl-9-phenyl-N-(4-phenylphenyl)carbazol-2-amine;N,3-di(dibenzofuran-3-yl)-9-phenyl-N-(4-phenylphenyl)carbazol-2-amine .
user
C216H136N8O8
assistant