You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(2-acetyl-1-benzofuran-3-yl)-2-[1-(2-ethyl-3-oxo-4H-1,4-benzoxazin-7-yl)ethylamino]acetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H25N3O5
assistant