3-Ethyl-5-[2-[3-ethyl-3H-benzothiazol-(2Z)-ylidene]-eth-(E)-ylidene]-thiazolidin-4-one 、 1,2,3,4-tetrahydro-benzo[4,5]thiazolo[3,2-
a]pyridinylium; iodide 生成
4-<4-Oxo-3-aethyl-5-<2-(3-aethyl-2,3-dihydro-benzthiazolinyliden-(2))-aethyliden>-thiazolidinyliden-(2)>-1.2.3.4-tetrahydro-pyrido<2.1-b>benzthiazolium