Synonyms: 1H-Benzimidazolium,1-[2-(acetyloxy)ethyl]-2-[3-[3-[2-(acetyloxy)ethyl]-5,6-dichloro-1-ethyl-1,3-dihydro-2H-benzimidazol-2-ylidene]-1-propenyl]-5,6-dichloro-3-ethyl-,bromide (9CI); Benzimidazolium, 5,6-dichloro-2-[3-[5,6-dichloro-1-ethyl-3-(2-hydroxyethyl)-2-benzimidazolinylidene]propenyl]-3-ethyl-1-(2-hydroxyethyl)-,bromide, diacetate (ester) (8CI);1,1'-Diacetoxyethyl-3,3'-diethyl-5,5',6,6'-tetrachlorobenzimidazocarbocyaninebromide