1-benzoyl-3-hydroxy-2H-pyrrol-5-one

2-Pentenoic acid, 2-(benzoylamino)-4-methyl- (en)

(4E)-2-phenyl-4-[(1-phenyl-2-sulfanylidenepyridin-3-yl)methylidene]-1,3-oxazol-5-one

N-(4-oxopyrido[1,2-a]pyrimidin-3-yl)benzamide

4-phenylthieno[3,2-c]pyridine-6-carboxylic acid