Synonyms: 3-Ethyl-2-[3-(3-ethyl-2-benzoxazolinylidene)propenyl]benzoxazoliumiodide (6CI,7CI);Benzoxazolium,3-ethyl-2-[3-(3-ethyl-2(3H)-benzoxazolylidene)-1-propenyl]-, iodide (9CI);Benzoxazolium, 3-ethyl-2-[3-(3-ethyl-2-benzoxazolinylidene)propenyl]-, iodide(8CI);3,3'-Diethyl-2,2'-oxacarbocyanine iodide;3,3'-Diethyloxacarbocyanineiodide;3-Ethyl-2-[3-ethyl-2(3H)-benzoxazolylidene)-1-propenyl]benzoxazoliumiodide);DOC (dye);DOCI;DiOC 2;DiOC 2(3);G 1745;NK 85;