You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Convert the IUPAC name of a molecule 1-[4-(2-hydroxyethoxy)benzoyl]spiro[piperidine-4,4'-pyrrolo[2,1-c][1,4]benzoxazine]-1'-carbonitrile into molecular formula.
user
C25H23N3O4
assistant