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What is the molecular formula of the molecule N,N-bis(2-dibenzofuran-2-ylphenyl)-9,9-diphenylfluoren-2-amine;N,N-bis(2-dibenzothiophen-2-ylphenyl)-9,9-diphenylfluoren-2-amine;N,N-bis(3-dibenzothiophen-2-ylphenyl)-9,9-diphenylfluoren-2-amine;N-dibenzofuran-4-yl-N-(9,9-diphenylfluoren-2-yl)dibenzofuran-4-amine ?
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C232H148N4O4S4
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