InChI=1/C16H24N4O/c1-2-18-16(21)13-4-3-12(17)9-14(13)19-15-10-20-7-5-11(15)6-8-20/h3-4,9,11,15,19H,2,5-8,10,17H2,1H3,(H,18,21)/p+1/t15-/m1/s1/fC16H25N4O/h18,20H/q+1 9F3C4615BB269E00