You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule (2S)-N-[5-[4-[2,4-bis(2-methylbutan-2-yl)phenoxy]butanoylamino]-2-chlorophenyl]-4,4-dimethyl-2-[(4S)-4-methyl-2,5-dioxo-3-phenylimidazolidin-1-yl]-3-oxopentanamide ?
user
C43H55ClN4O6
assistant