You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
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[4-[4-[2-[4-(4-prop-2-enoyloxy-N-pyren-1-ylanilino)phenyl]ethenyl]-N-pyren-1-ylanilino]phenyl] prop-2-enoate is the IUPAC name of a molecule. Please give its molecular formula.
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C64H42N2O4
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