You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[4-[4-[2-[3-[2-[4-[4-(2,5-dioxopyrrol-1-yl)phenoxy]phenyl]propan-2-yl]phenyl]propan-2-yl]phenoxy]phenyl]pyrrole-2,5-dione is the IUPAC name of a molecule. Please give its molecular formula.
user
C44H36N2O6
assistant