InChI=1/C13H18N4O3/c18-10-6-9(16-12(20)17-10)11(19)15-8-2-5-14-13(7-8)3-1-4-13/h6,8,14H,1-5,7H2,(H,15,19)(H2,16,17,18,20)/p+1/t8-/m1/s1/fC13H19N4O3/h14-17H/q+1 8A39361D6058BF06