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 2-[(4R)-4-[4-(difluoromethoxy)phenyl]-4-methyl-2,5-dioxoimidazolidin-1-yl]-N-(2,4,6-trimethylphenyl)acetamide .
user
C22H23F2N3O4
assistant