You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(Z)-[5-chloro-2-[(2-chlorophenyl)methoxy]phenyl]methylideneamino]-2-(4-ethoxyphenyl)acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C24H22Cl2N2O3
assistant