InChI=1/C13H18N6O2/c14-13(15)17-16-9-10-8-11(19(20)21)4-5-12(10)18-6-2-1-3-7-18/h4-5,8-9H,1-3,6-7H2,(H4,14,15,17)/p+1/b16-9+/fC13H19N6O2/h17H,14-15H2/q+1 BF72FF37E8291F54