You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
(Z)-3-(4-aminoanilino)-2-cyano-N-[1-(5,6,7,8-tetrahydronaphthalen-2-yl)ethyl]prop-2-enamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H24N4O
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