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 ethyl 2-[(dimethylamino)methyl]-5-methyl-4-[4-(2-methylpropoxy)piperidin-1-yl]thieno[2,3-d]pyrimidine-6-carboxylate ?
user
C22H34N4O3S
assistant