You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-amino-3-cyano-4-(2,3-dichlorophenyl)-7,7-dimethyl-5-oxo-6,8-dihydro-4H-quinolin-1-yl]-4-chlorobenzamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H21Cl3N4O2
assistant