InChI=1/C14H20N4O/c1-3-18-16-13(10-15-9-11(2)19)14(17-18)12-7-5-4-6-8-12/h4-8,11,15,19H,3,9-10H2,1-2H3/p+1/t11-/m0/s1/fC14H21N4O/h15H/q+1 575E57C2EC83C3F2