You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-[[5-[1-(5-ethylpyrimidin-2-yl)piperidin-4-yl]-3-fluoropyridin-2-yl]methyl]-7-fluoroindol-5-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H26F2N6
assistant