You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(4-fluorophenyl)-8-(3-methoxyphenyl)-4-methyl-5-oxo-1,3,3a,10a-tetrahydropyrrolo[3,4-b][1,4]benzoxazepine-2-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H24FN3O4
assistant