You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
2-methoxy-1-[2-[5-(4-methoxyphenyl)-1,2,4-oxadiazol-3-yl]morpholin-4-yl]-2-methylpropan-1-one The above is the IUPAC name of a molecule. Write its molecular formula.
user
C18H23N3O5
assistant