Ethyl [(2Z)-2-(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-5-ylidene)- 4-oxo-1,3-thiazolidin-3-yl]acetate

2-[(苯胺基硫代甲酰基)氨基]乙酸乙酯

4-乙基-5-吡啶-4-基-4H-[1,2,4]三唑-3-硫醇

diethyl [1,3]thiazolo[5,4-d][1,3]thiazole-2,5-dicarboxylate

ethyl 2-isothiocyanatobut-2-enoate