You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-tert-butyl-N-[3-[(4-tert-butylbenzoyl)amino]-5-[2-(4-tert-butylphenyl)acetyl]phenyl]benzamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C40H46N2O3
assistant