You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
8-fluoro-2-[[[4-(6-methoxy-3-oxopyrido[2,3-b]pyrazin-4-yl)cyclohexyl]amino]methyl]-1H-chromeno[4,3-b]pyrrol-4-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C26H24FN5O4
assistant