3,3'-Dipentyloxacarbocyanine 3,3'-Dipentyloxacarbocyanine iodide 3,3'-dipentyl-2,2'-oxacarbocyanine 3-Pentyl-2-(3-(3-pentyl-2(3H)-benzoxazolylidene)-1-propenyl)benzoxazolium 53213-81-3 60031-82-5 Dioc(5)(3)