You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-(3-chlorophenyl)-1-[3-[4-(triazol-2-ylmethyl)triazol-1-yl]azetidin-1-yl]propan-1-one is the IUPAC name of a molecule. Please give its molecular formula.
user
C17H18ClN7O
assistant