InChI=1S/C11H13N5O8/c17-3-4(18)6(9(20)21)23-10(5(3)19)24-11-14-7-2(12-1-13-7)8(15-11)16-22/h1,3-6,10,17-19,22H,(H,20,21)(H2,12,13,14,15,16)