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 4-[2-(4-cyanophenyl)-7-[3-(2,3,4,5,6-pentafluorophenyl)phenyl]-5-phenylpyrazino[2,3-k]phenanthridin-3-yl]benzonitrile is given. What is its corresponding molecular formula?
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C47H22F5N5
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