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-[2-[6-[3-(4,6-diphenyl-1,3,5-triazin-2-yl)phenyl]-4,4a-dihydrocarbazol-9-yl]pyrimidin-5-yl]-9-phenylcarbazole into molecular formula.
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C55H37N7
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