You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
[3-[(4-fluorophenoxy)methyl]-1,2,4-oxadiazol-5-yl]methyl 2-hydroxy-4-methylbenzoate The above is the IUPAC name of a molecule. Write its molecular formula.
user
C18H15FN2O5
assistant