You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-(5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyridin-3-yl)-5,6,7,8-tetrahydronaphthalene-1-carboxamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H20N4O
assistant