You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(Z)-2-cyano-3-[3,5-dibromo-4-[(4-methylphenyl)methoxy]phenyl]-N-(4-ethoxyphenyl)prop-2-enamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H22Br2N2O3
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