You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-[(3,4-dimethoxyphenyl)methyl]-3-[(5-methyl-1,2-oxazol-3-yl)amino]propanamide is given. What is its corresponding molecular formula?
user
C16H21N3O4
assistant