O,O′-二(三甲基甲硅烷基)胸苷

5-甲基-1,3-二(三甲基硅烷基)-2,4(1H,3H)-嘧啶二酮

2,4-二甲氧基-5-甲基嘧啶

1,2-dihydro-5-methyl-4-methoxy-2-oxo-1-(2'-benzoyloxyethoxymethyl)pyrimidine

1-benzoyloxy-2-(chloromethoxy)ethane