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 2-[16-(dicyanomethylidene)-5,9,14,18-tetrakis[4-(trifluoromethyl)phenyl]heptacen-7-ylidene]propanedinitrile into molecular formula.
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C64H28F12N4
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