You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
For the molecule named [4-[[(2R,5S)-5-[6-(2,5-dioxopyrrol-1-yl)hexanoylamino]-2,6-dimethyl-4-oxoheptanoyl]amino]phenyl]methyl 2,2-dimethylpropanoate by IUPAC nomenclature, provide its molecular formula.
user
C31H43N3O7
assistant