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Under IUPAC nomenclature, a molecule named 9,9-dimethyl-2-N,7-N-diphenyl-2-N,7-N-bis(4-phenylphenyl)fluorene-2,7-diamine;9,9-dimethyl-2-N,7-N-diphenyl-7-N-(4-phenylphenyl)-2-N-[4-(4-phenylphenyl)phenyl]fluorene-2,7-diamine;9,9-dimethyl-7-N-phenyl-2-N,2-N,7-N-tris(4-phenylphenyl)fluorene-2,7-diamine is given. What is its corresponding molecular formula?
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C165H128N6
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