In the crystal of the title mol-ecular salt {systematic name: bis-[2-(2-hy-droxy-phen-yl)-1H-benzimidazol-3-ium] 2,5-di-chloro-3,6-dioxo-cyclo-hexa-1,4-diene-1,4-diolate}, 2C13H11N2O+·C6Cl2O4 2-, the chloranilate anion is located on an inversion centre, so th... ...