InChI=1/C20H21F2N3O/c1-3-15(14-9-5-4-6-10-14)19(26)24(2)13-18-23-16-11-7-8-12-17(16)25(18)20(21)22/h4-12,15,20H,3,13H2,1-2H3/t15-/m0/s1 08104491A8274786