You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-[cyano-(3,4-dichlorophenyl)methyl]-N-[2-(3,4-dimethoxyphenyl)ethyl]-4-nitrobenzamide is given. What is its corresponding molecular formula?
user
C25H21Cl2N3O5
assistant