You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
4-[1-[(3-cyclobutyl-1,2,4-oxadiazol-5-yl)methyl]piperidin-4-yl]-1,4-oxazepane;hydrochloride The above is the IUPAC name of a molecule. Write its molecular formula.
user
C17H29ClN4O2
assistant