O,O′-二(三甲基甲硅烷基)胸苷

3-benzoyl-5-methyl-1H-pyrimidine-2,4-dione

3-benzoyl-1-(3-bromopropyl)thymine

5-methyl-1-propyl-2-thioxo-2,3-dihydro-1H-pyrimidin-4-one

1-(2-mercapto-propyl)-5-methyl-1H-pyrimidine-2,4-dione