7-hydroxy-3-(1,3-thiazol-4-yl)chromen-4-one

7-hydroxy-3-(2-phenyl-1,3-thiazol-4-yl)chromen-4-one

ethyl 3-(ethoxymethylidene)-2,4-dioxopentanoate

7-chloro-5-phenyl-[1,2,4]triazolo[4,3-a]quinoline

N-(1,3-benzodioxol-5-ylmethyl)-N-[1-(3-chlorophenyl)-2,5-dioxopyrrolidin-3-yl]acetamide