InChI=1/C14H20N4O/c1-10(2)18-14(19)11-5-3-4-6-12(11)17-9-13-15-7-8-16-13/h3-6,10,17H,7-9H2,1-2H3,(H,15,16)(H,18,19)/p+1/fC14H21N4O/h15-16,18H/q+1 BC34511DBE43DF56