You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-[3-(4-iodophenyl)-1,2,4-oxadiazol-5-yl]-N-(naphthalen-1-ylmethyl)propanamide is the IUPAC name of a molecule. Please give its molecular formula.
user
C22H18IN3O2
assistant