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 5-O-tert-butyl 1-O-methyl (2S)-2-[[(2R)-1-phenylmethoxycarbonylpyrrolidine-2-carbonyl]amino]pentanedioate .
user
C23H32N2O7
assistant