InChI=1/C14H20N4O/c1-11-5-4-7-18-10-12(16-14(11)18)9-13(19)15-6-8-17(2)3/h4-5,7,10H,6,8-9H2,1-3H3,(H,15,19)/p+2/fC14H22N4O/h15-17H/q+2 B7F2FF0928D8622B