InChI=1/C11H16N4O/c1-3-6-15-7(2)4-5-8-9(15)13-11(12)14-10(8)16/h4-5,11H,3,6,12H2,1-2H3,(H,14,16)/t11-/m1/s1/f/h14H D8910728BC4C66C1