InChI=1/C14H16N4O2/c19-13-6-5-11(18-13)14(20)15-8-7-12-16-9-3-1-2-4-10(9)17-12/h1-4,11H,5-8H2,(H,15,20)(H,16,17)(H,18,19)/t11-/m0/s1/f/h15-16,18H 710B76EBC08E23C6