You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
Translate the chemical IUPAC name 3-(oxolan-2-yl)-5-[(3S)-1,2,3,4-tetrahydroisoquinolin-3-yl]-1,2,4-oxadiazole into its molecular formula.
user
C15H17N3O2
assistant