You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[2-(3,4-difluoroanilino)-2-oxoethyl] 4-[(2,5-dioxoimidazolidin-1-yl)methyl]benzoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H15F2N3O5
assistant