You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
N-[[4-(methoxymethyl)piperidin-4-yl]methyl]-2-(2-oxoazocan-1-yl)acetamide;hydrochloride is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H32ClN3O3
assistant