InChI=1S/C11H13N5O8/c17-2-3(18)5(9(20)21)24-8(4(2)19)13-6-1-7(15-10(22)12-1)16-11(23)14-6/h2-5,8,17-19H,(H,20,21)(H4,12,13,14,15,16,22,23)