You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named 3-(2,4-dichlorophenyl)-4-(3,4-dihydro-2H-quinolin-1-yl)-1-(3-methoxypropyl)pyrrole-2,5-dione is given. What is its corresponding molecular formula?
user
C23H22Cl2N2O3
assistant