InChI=1/C14H20N4O/c1-18(2)11-7-5-10(6-8-11)13-12(4-3-9-15)14(19)17-16-13/h5-8H,3-4,9,15H2,1-2H3,(H2,16,17,19)/p+1/fC14H21N4O/h15-16,19H/q+1 FA3DD84E7CEC6174