尿嘧啶核苷

1-(2,3-环氧-beta-D-来苏呋喃糖基)尿嘧啶

[(2R,3S,4R,5R)-5-(6-氨基嘌呤-9-基)-3,4-二羟基四氢呋喃-2-基]甲基[(2R,3S,4R,5R)-5-(2,4-二氧代嘧啶-1-基)-4-羟基-2-(羟基甲基)四氢呋喃-3-基]磷酸氢酯

1-[(2R,3R,5S)-3-azido-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione

5’-O-（4,4’-二甲氧基三苯甲基）-2’-O-叔丁基二甲基硅基尿苷