InChI=1/C12H18N4O3/c1-7(8-3-2-4-13-5-8)15-10(17)9-6-14-12(19)16-11(9)18/h6-8,13H,2-5H2,1H3,(H,15,17)(H2,14,16,18,19)/p+1/t7-,8-/m1/s1/fC12H19N4O3/h13-16H/q+1 874A6417ACFA815F