InChI=1/C23H27FN2O2/c1-18(15-20-9-5-6-10-22(20)24)23(27)25-17-21(26-11-13-28-14-12-26)16-19-7-3-2-4-8-19/h2-10,15,21H,11-14,16-17H2,1H3,(H,25,27)/b18-15+/t21-/m1/s1/f/h25H 6BC4FFD45680EDED