You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[(4S)-4-(1,3-benzodioxol-5-ylmethyl)-4-methyl-2,5-dioxoimidazolidin-1-yl]-N-(2,4-dimethylphenyl)acetamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H23N3O5
assistant