You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 9-[9-[4-[2,6-bis(2-isocyanophenyl)pyrimidin-4-yl]phenyl]-6-(3-isocyanocarbazol-9-yl)carbazol-3-yl]carbazole-3-carbonitrile into its molecular formula.
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C62H33N9
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