InChI=1/C16H23FN2O/c1-3-8-16(9-10-18-11-16)15(20)19-12(2)13-6-4-5-7-14(13)17/h4-7,12,18H,3,8-11H2,1-2H3,(H,19,20)/p+1/t12-,16-/m0/s1/fC16H24FN2O/h18-19H/q+1 80871A55A528EB52