2-(2-furanyl)-4H-1-benzopyran-4-one

1-[5-[(4-fluorophenyl)methyl]furan-2-yl]ethanone

1-[5-(4-nitrophenyl)furan-2-yl]ethanone

6-Bromo-2-(2-furyl)quinoline-4-carboxylic acid

1-[1-[(4-fluorophenyl)methyl]pyrrol-2-yl]ethanone