You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule N-dibenzothiophen-2-yl-N-[9-(3-fluorophenyl)carbazol-2-yl]-9-phenylcarbazol-1-amine;N-dibenzothiophen-3-yl-N-[9-(3-fluorophenyl)carbazol-2-yl]-9-phenylcarbazol-1-amine;N-dibenzothiophen-2-yl-9-(3-fluorophenyl)-N-(9-phenylcarbazol-2-yl)carbazol-1-amine;N-dibenzothiophen-3-yl-9-(3-fluorophenyl)-N-(9-phenylcarbazol-2-yl)carbazol-1-amine into molecular formula.
user