You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[(Z)-[4-[(3,4-dichlorophenyl)methoxy]-3-ethoxy-5-iodophenyl]methylideneamino]-5-nitro-1-benzothiophene-2-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H18Cl2IN3O5S
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