You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
11-propan-2-yl-5-[1-(pyridine-4-carbonyl)piperidin-4-yl]-2,6,7,11-tetrazatricyclo[7.4.0.03,7]trideca-1(9),2,4-trien-8-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C23H28N6O2
assistant