You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[2-[2-(dimethylamino)ethoxy]ethyl]-2-methylpropanamide;2-methyl-N-(2-propoxyethyl)propanamide The above is the IUPAC name of a molecule. Write its molecular formula.
user
C19H41N3O4
assistant