5-amino-1-phenylimidazole-4-carboxamide

3-benzyl-7-methylpurine-2,6-dione

N-[2-(1H-indol-3-yl)ethyl]formamide

4-(hydroxymethylidene)-2-phenyl-1,3-oxazol-5-one

5-hydroxy-7-methyl-3-pyridin-2-ylchromen-4-one