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 5-chloro-3-(N-(4-phenyldibenzofuran-2-yl)anilino)-9-[2-phenyl-4-[4-(N-(1-phenyldibenzothiophen-2-yl)anilino)phenyl]phenyl]thioxanthen-9-ol .
user
C79H51ClN2O2S2
assistant