You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
5,8-difluoro-3-[(5-fluoro-3-pyrazol-1-ylpyridin-2-yl)methoxy]quinolin-2-amine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C18H12F3N5O
assistant