InChI=1/C16H23FN2O/c17-15-10-6-5-9-14(15)16(20)19-12-11-18-13-7-3-1-2-4-8-13/h5-6,9-10,13,18H,1-4,7-8,11-12H2,(H,19,20)/p+1/fC16H24FN2O/h18-19H/q+1 DBA5B51444D2AE48