You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
1-(2,3-dihydro-1-benzofuran-5-yl)-N-methyl-2-(2-propyl-1,2,4-triazol-3-yl)ethanamine The above is the IUPAC name of a molecule. Write its molecular formula.
user
C16H22N4O
assistant