You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Under IUPAC nomenclature, a molecule named N-[[4-[(5-ethyl-1,2,4-oxadiazol-3-yl)methoxy]phenyl]methyl]cyclopropanamine is given. What is its corresponding molecular formula?
user
C15H19N3O2
assistant