7-(Diethylamino)-2-oxo-2H-chromene-3-carbaldehyde
6-Amino-1,5-dimethylpyrimidine-2,4(1H,3H)-dione
1-(2-Aminoethyl)-1,2-dihydropyridin-2-one dihydrochloride
1,3-Dimethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylic acid
2-Oxo-6-(trifluoromethyl)-1,2-dihydropyridine-4-carboxylic acid
Methyl 5-chloro-2-oxo-1,2-dihydropyridine-3-carboxylate