17578-97-1 6,6'-Diethoxy-3,3'-dimethylpentanethinethiacyanine iodide 6,6'-Diethoxy-3,3'-dimethylthiadicarbocyanine iodide BENZOTHIAZOLIUM, 6-ETHOXY-2-(5-(6-ETHOXY-3-METHYL-2-BENZOTHIAZOLINYLIDENE)-1,3-P Benzothiazolium, 6-ethoxy-2-(5-(6-ethoxy-3-methyl-2-benzothiazolinylidene)-1,3-pentadienyl)-3-methyl-, iodide