InChI=1/C11H13N5O2/c1-16-4-2-3-9(16)7-12-14-10(17)5-8-6-11(18)15-13-8/h2-4,6-7H,5H2,1H3,(H,14,17)(H2,13,15,18)/b12-7+/f/h13-14,18H 837A3D63204DC5DF