ethyl 2-(3-benzyl-2-sulfanylidene-1,3-thiazol-4-yl)acetate

ethyl 2-(3-methyl-2-sulfanylidene-1,3-thiazol-4-yl)acetate

ethyl 2-(3-ethyl-2-sulfanylidene-1,3-thiazol-4-yl)acetate

ethyl (2E)-2-cyano-2-[4-(2-ethoxy-2-oxoethyl)-3-phenyl-1,3-thiazol-2-ylidene]acetate

ethyl 2-[2-(dicyanomethylidene)-3-phenyl-1,3-thiazol-4-yl]acetate