You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[3-[[2-[2-[2-(3-chloro-N-methylanilino)-2-oxoethoxy]-N-(4-methylpentyl)anilino]-2-oxoethyl]carbamoylamino]phenyl]propanoic acid is the IUPAC name of a molecule. Please give its molecular formula.
user
C33H39ClN4O6
assistant