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 2-[[4-[3,5-dichloro-4-[[1-(2,3-diethoxyanilino)-1,3-dioxobutan-2-yl]diazenyl]phenyl]phenyl]diazenyl]-N-(2,3-diethoxyphenyl)-3-oxobutanamide .
user
C40H42Cl2N6O8
assistant