You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[1-[(4-cyanophenyl)-pyridin-3-ylmethyl]piperidin-4-yl]-2-ethyl-5-methylpyrazole-3-carboxamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H28N6O
assistant