InChI=1S/C9H6INO4S.CH2O3.Na/c10-6-4-7(16(13,14)15)5-2-1-3-11-8(5)9(6)12;2-1(3)4;/h1-4,12H,(H,13,14,15);(H2,2,3,4);/q;;+1/p-1