N-(6-iodohexyl)-1,1,2-trimethyl-1H-benz[e]indolium iodide 、
2-[(1E,3E,5E)-6-(acetyl-4-hydroxyanilino)-1,3,5-hexatrienyl]-1,3,3-trimethyl-3H-indolium iodide polystyrene 生成 1,1-dimethyl-N-(6-iodohexyl)-2-[7-(N,1,1-trimethyl-1,3-dihydrobenz[e]indol-2-ylidene)-1,3,5-heptatrienyl]-1H-benz[e]indolium iodide