You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[3-[4-(azetidin-1-ylmethyl)phenoxy]azetidin-1-yl]-(5-phenyl-1,3,4-oxadiazol-2-yl)methanone The above is the IUPAC name of a molecule. Write its molecular formula.
user
C22H22N4O3
assistant