You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance (4-methoxyphenyl)methyl 2-methyl-4-(2-nitrophenyl)-5-oxo-4,4a,6,7-tetrahydro-1H-quinoline-3-carboxylate .
user
C25H24N2O6
assistant