InChI=1/C18H19FN2/c1-2-10-6-11-8-12(7-10)16-15(9-11)21-14-5-3-4-13(19)17(14)18(16)20/h3-6,11-12H,2,7-9H2,1H3,(H2,20,21)/p+1/t11-,12+/m1/s1/fC18H20FN2/h21H,20H2/q+1 8B663ED586BC43D3