InChI=1/C21H34N4O2/c1-5-19(26)24-18-11-9-17(10-12-18)16(2)23-20(27)22-15-21(25(3)4)13-7-6-8-14-21/h9-12,16H,5-8,13-15H2,1-4H3,(H,24,26)(H2,22,23,27)/p+1/t16-/m1/s1/fC21H35N4O2/h22-25H/q+1 59E52D7722FDB33F