Synonyms: Naphth(1,2-d)oxazolium, 2-(3-(5-chloro-3-ethyl-1,3-dihydro-1-(3-(triethylammonio)propyl)-2H-benzimidazol-2-ylidene)-1-propen-1-yl)-1-ethyl-, perchlorate (1:2);5'-Chloro-3,3'-diethyl-1'-(gamma-triethylammoniumpropyl)-2,2'-(4,5-benzoxa)benzimidazolocarbocyanine diperchlorate;2-(3-(5-Chloro-3-ethyl-1,3-dihydro-1-(3-(triethylammonio)propyl)-2H-benzimidazol-2-ylidene)-1-propenyl)-1-ethylnaphth(1,2-d)oxazolium diperchlorate;Naphth(1,2-d)oxazolium, 2-(3-(5-chloro-3-ethyl-1,3-dihydro-1-(3-(triethylammonio)propyl)-2H-benzimidazol-2-ylidene)-1-propenyl)-1-ethyl-, diperchlorate;2-[(1E,3Z)-3-{5-chloro-3-ethyl-1-[3-(triethylammonio)propyl]-1,3-dihydro-2H-benzimidazol-2-ylidene}prop-1-en-1-yl]-3-ethylnaphtho[2,1-d][1,3]oxazol-3-ium diperchlorate