The molecule is an organic iodide salt. It has a role as a fluorochrome. It contains a diIC18(7)(1+). It derives from a C7-indocyanine.
(2E)-2-[(2E,4E,6E)-7-(3,3-dimethyl-1-octadecylindol-1-ium-2-yl)hepta-2,4,6-trienylidene]-3,3-dimethyl-1-octadecylindole;iodide