InChI=1/C16H23FN2O/c1-12(2)18(3)16(20)11-19(15-7-8-15)10-13-5-4-6-14(17)9-13/h4-6,9,12,15H,7-8,10-11H2,1-3H3/p+1/fC16H24FN2O/h19H/q+1 9809265BB6344D17