You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 9-[6-(4-dibenzothiophen-4-yl-6-phenyl-1,3,5-triazin-2-yl)dibenzofuran-4-yl]-6-phenyl-1,2-dihydrocarbazole into molecular formula.
user
C51H32N4OS
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