InChI=1S/C15H11I4NO8S/c16-7-3-6(4-8(17)12(7)21)27-14-9(18)1-5(2-10(14)19)13(11(20)15(22)23)28-29(24,25)26/h1-4,11,13,21H,20H2,(H,22,23)(H,24,25,26)