InChI=1/C14H20N4O/c1-18(2)8-4-7-15-14-12-6-5-11(19-3)9-13(12)16-10-17-14/h5-6,9-10H,4,7-8H2,1-3H3,(H,15,16,17)/p+1/fC14H21N4O/h15,18H/q+1 6E7CDFBBA417F454