[4-oxo-2-(2-oxo-propylidene)-3-p-tolyl-thiazolidin-5-yl]-acetic acid
2-methylpyrimido[1,2-a]benzimidazole-4(1H)-thione
2-methyl-N-(4-methylphenyl)pyrimido[1,2-a]benzimidazol-4-amine
5-methyl-N-(4-methylphenyl)[1,2,4]triazolo[1,5-a]pyrimidin-7-amine
5-methyl-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidine-7-thione