4,4,5,5,-Tetraacetamido-1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidin
N-[6-(acetyl-methyl-amino)-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydro-pyrimidin-5-yl]-diacetamide
N,N'-(1,3-dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-pyrimidine-4,5-diyl)-N,N'-dimethyl-bis-acetamide
5-acetylamino-6-(acetyl-methyl-amino)-1,3-dimethyl-1H-pyrimidine-2,4-dione
5,6-diacetylamino-1,3-dimethyluracil