You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named N,10-diphenyl-N-[2-[3-(N-phenylanilino)phenyl]dibenzofuran-3-yl]spiro[acridine-9,9'-fluorene]-3'-amine;N-phenyl-N-[4-[4-(N-phenylanilino)dibenzofuran-1-yl]phenyl]spiro[fluorene-9,9'-xanthene]-2'-amine;N-phenyl-N-[3-[4-(N-phenylanilino)phenyl]dibenzothiophen-2-yl]spiro[fluorene-9,9'-thioxanthene]-2-amine by IUPAC nomenclature, provide its molecular formula.
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C189H125N7O3S2
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