You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Under IUPAC nomenclature, a molecule named 3-[3-(3-bromophenyl)phenyl]-9-(9,9-dimethylfluoren-2-yl)carbazole;3-[3-(3-bromo-5-phenylphenyl)phenyl]-9-(9,9-dimethylfluoren-2-yl)carbazole is given. What is its corresponding molecular formula?
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C84H60Br2N2
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