InChI=1/C12H12N4O2/c1-8(9-3-2-6-13-7-9)14-12(18)10-4-5-11(17)16-15-10/h2-8H,1H3,(H,14,18)(H,16,17)/p-1/t8-/m0/s1/fC12H11N4O2/h14H/q-1 520D820267081EC3