2’-氟-5-乙基-beta-D-阿拉伯呋喃基尿嘧啶

2,4-二氯-5-乙基嘧啶

5-ethyl-1,3-dimethylpyrimidine-2,4-dione

5-乙基-2,4-二[(三甲基硅烷基)氧基]嘧啶

2-氯-5-乙基嘧啶