You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
6-[(5-methyl-1,3,4-oxadiazol-2-yl)methyl]-N-[3-methyl-4-([1,2,4]triazolo[1,5-a]pyridin-7-yloxy)phenyl]quinazolin-4-amine is the IUPAC name of a molecule. Please give its molecular formula.
user
C25H20N8O2
assistant