You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Can you give the molecular formula of the molecule 4-[2-[1-(6-ethyl-5-methylquinazolin-4-yl)piperidin-2-yl]-5,6,7,8-tetrahydropyrazolo[5,1-b]quinazolin-9-yl]morpholine ?
user
C30H37N7O
assistant