1-{[4′-(1<i>H</i>-1,2,4-Triazol-2-ium-1-ylmethyl)biphenyl-4-yl]methyl}-1<i>H</i>-1,2,4-triazol-2-ium bis(3-carboxy-5-iodobenzoate)–5-iodobenzene-3,5-dicarboxylic acid–water (1/2/2)
Acta crystallographica. Section E