Synonyms: Benzoxazolium,3-ethyl-2-[7-(3-ethyl-2(3H)-benzoxazolylidene)-1,3,5-heptatrienyl]-, iodide(9CI); Benzoxazolium,3-ethyl-2-[7-(3-ethyl-2-benzoxazolinylidene)-1,3,5-heptatrienyl]-, iodide(8CI); 3,3'-Diethyl-2,2'-oxatricarbocyanine iodide;3,3'-Diethyloxatricarbocyanine iodide; DOTC; DOTCI; LC 7880; NK 1511