You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 11-(4-dibenzofuran-2-yl-6-phenyl-1,3,5-triazin-2-yl)-5-phenylindolo[3,2-b]carbazole into molecular formula.
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C45H27N5O
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