You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-(3-chlorophenoxy)-N-[(E)-[3-ethoxy-4-[2-(2-methylanilino)-2-oxoethoxy]phenyl]methylideneamino]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C26H26ClN3O5
assistant