You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-[4-[[2-(5,7-dimethoxy-4-oxo-3H-quinazolin-2-yl)pyridin-3-yl]amino]piperidin-1-yl]-N,N-dimethyl-2-oxoacetamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C24H28N6O5
assistant