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 diethyl (4S,6S,7S)-4-(2-chlorophenyl)-7-(2-methoxyphenyl)-2-methyl-5-oxo-4a,6,7,8-tetrahydro-4H-quinoline-3,6-dicarboxylate .
user
C29H30ClNO6
assistant