You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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Can you give the molecular formula of the molecule 12-[5-[2,6-bis(4-chlorophenyl)pyrimidin-4-yl]cyclohepta-1,3,6-trien-1-yl]-11-phenylindolo[2,3-a]carbazole ?
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C47H30Cl2N4
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