InChI=1/C15H21FN2O3/c1-3-17-14(19)10-18(11-15(20)21-4-2)9-12-5-7-13(16)8-6-12/h5-8H,3-4,9-11H2,1-2H3,(H,17,19)/f/h17H 675B199963FC697D