You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-pyridin-2-yloxy-N-(5-pyridin-2-yl-1H-pyrazol-3-yl)piperidine-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H20N6O2
assistant