InChI=1/C15H19FN2O/c1-2-8-18(9-10-19)11-12-5-6-14(16)13-4-3-7-17-15(12)13/h3-7,19H,2,8-11H2,1H3/p+1/fC15H20FN2O/h18H/q+1 64C87AFCFB19A5A3