You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule N-(4-amino-3,4-dioxo-1-phenylbutan-2-yl)-4-pyridin-4-yl-1,2,5-oxadiazole-3-carboxamide ?
user
C18H15N5O4
assistant