You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Convert the IUPAC name of a molecule 3-[6-[3-cyano-2-(5-phenylindolo[3,2-b]carbazol-11-yl)phenyl]-2-pyridin-3-ylpyrimidin-4-yl]-2-(5-phenylindolo[3,2-b]carbazol-11-yl)benzonitrile into molecular formula.
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C71H41N9
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