InChI=1/C16H17FN2O/c1-12(20)19-16-8-4-14(5-9-16)11-18-10-13-2-6-15(17)7-3-13/h2-9,18H,10-11H2,1H3,(H,19,20)/p+1/fC16H18FN2O/h18-19H/q+1 AB032060E988B53B