You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-[(3S,4S)-3-fluoro-1-methylpiperidin-4-yl]-8-(4-hydroxycyclohexyl)-2-(2-methylpentyl)pyrido[4,3-d]pyrimidin-5-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C25H37FN4O2
assistant