InChI=1/C14H18N4O2/c1-10-8-13(18-14(15)16-10)17-11-4-3-5-12(9-11)20-7-6-19-2/h3-5,8-9H,6-7H2,1-2H3,(H3,15,16,17,18)/p+1/fC14H19N4O2/h16-17H,15H2/q+1 CABE5782FC9E0B9E