The molecule is a cationic C3-cyanine dye with 3-ethylbenzothiazol-2-yl groups at both ends. It has a role as a fluorochrome and an anthelminthic drug. It is a member of benzothiazoles and a benzothiazolium ion.
(2Z)-3-ethyl-2-[(2E,4E)-5-(3-ethyl-1,3-benzothiazol-3-ium-2-yl)penta-2,4-dienylidene]-1,3-benzothiazole