(2-乙酰氧基乙氧基)-甲基溴

5-氯-2,4-双三甲基甲硅烷氧基-嘧啶

(5-iodo-2-trimethylsilyloxypyrimidin-4-yl)oxy-trimethylsilane

2,4-bis-O-(trimethylsilyl)-(E)-5-(2-bromovinyl)uracil

(5-bromo-2-trimethylsilyloxypyrimidin-4-yl)oxy-trimethylsilane