InChI=1/C12H12N6O3/c1-5-9(12(21)18-15-5)17-16-8-3-6(10(13)19)2-7(4-8)11(14)20/h2-4,16H,1H3,(H2,13,19)(H2,14,20)(H,17,18,21)/f/h18H,13-14H2/b17-9- E6C27C536C9E0496