InChI=1/C23H28FN3O2/c1-26(2)22(28)20(21(25)23(29)27-14-4-3-5-15-27)18-8-6-16(7-9-18)17-10-12-19(24)13-11-17/h6-13,20-21H,3-5,14-15,25H2,1-2H3/t20-,21-/m0/s1 52C697CBB9D3DAC6