You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Name the molecular formula for the molecule established as (E)-3-(4-acetamidophenyl)-N-(2-oxo-3H-1,3-benzoxazol-5-yl)prop-2-enamide using the IUPAC nomenclature.
user
C18H15N3O4
assistant