You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(2-methylbutan-2-yl)-2-[5-(4-methylphenyl)-3-[(4-methylphenyl)carbamoylamino]-2-oxo-4,5-dihydro-3H-1-benzazepin-1-yl]acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C32H38N4O3
assistant