3-methyl-6-(octylamino)-1H-pyrimidine-2,4-dione

6-(dodecylamino)-3-methyl-1H-pyrimidine-2,4-dione

3,6,8-trimethyl-1H-benzo[g]pteridine-2,4-dione

3,6,8,10-tetramethylbenzo[g]pteridine-2,4-dione

6-(3,5-dimethylanilino)-3-methyl-1H-pyrimidine-2,4-dione