InChI=1/C12H11N5O3/c1-2-17-6-5-8(16-17)10(18)13-12-15-14-11(20-12)9-4-3-7-19-9/h3-7H,2H2,1H3,(H,13,15,18)/f/h13H 2DD9C93FF5B2E7F2