Synonyms: 1H-Benzimidazolium,5,6-dichloro-1-[2-(diethylamino)ethyl]-3-ethyl-2-methyl-, chloride,monohydrochloride (9CI); Benzimidazolium,5,6-dichloro-3-[2-(diethylamino)ethyl]-1-ethyl-2-methyl-, chloride,monohydrochloride (8CI); 5,6-Dichloro-1-(b-diethylaminoethyl)-3-ethyl-2-methylbenzimidazolium chloridehydrochloride