1-ethyl-2-methyl-benzo[4,5]selenolo[2,3-
b]pyridinium; iodide 、
2-[2-(N-acetyl-anilino)-vinyl]-3-ethyl-4,5-diphenyl-thiazolium; iodide 生成 1-ethyl-2-[3-(3-ethyl-4,5-diphenyl-3
H-thiazol-2-ylidene)-propenyl]-benzo[4,5]selenolo[2,3-
b]pyridinium; iodide