InChI=1S/C9H13N5O7S/c1-3(21-22(18,19)20)6(15)4-2-12-7(14-9(10)11)5(13-4)8(16)17/h3,12H,2H2,1H3,(H,16,17)(H4,10,11,14)(H,18,19,20)