InChI=1/C13H26N4O/c14-12(13(15)18)5-6-16-7-9-17(10-8-16)11-3-1-2-4-11/h11-12H,1-10,14H2,(H2,15,18)/p+2/t12-/m1/s1/fC13H28N4O/h14,17H,15H2/q+2 21C74494B9408F54