The molecule is an organic iodide salt and a cyanine dye. It has a role as a fluorochrome. It contains a YoYo-3(4+).
[7-dimethylazaniumylidene-1,9-bis[4-[(E,3E)-3-(3-methyl-1,3-benzoxazol-2-ylidene)prop-1-enyl]quinolin-1-ium-1-yl]nonan-3-ylidene]-dimethylazanium;tetraiodide