InChI=1/C11H13N7O3/c1-5-3-18-7-8(16(2)11(21)14-9(7)20)13-10(18)17(5)4-6(19)15-12/h3H,4,12H2,1-2H3,(H,15,19)(H,14,20,21)/f/h14-15H 5592586D39942458