You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Provide the molecular formula for the IUPAC named substance N-[(2S)-2-ethyl-4-[(4-methoxyphenyl)methyl]-3-oxo-5H-1,4-benzoxazepin-7-yl]-3-fluorobenzamide .
user
C26H25FN2O4
assistant