alpha,alpha-二氟胸苷

5-羟甲基脱氧尿苷

5-(氢过氧基甲基)-1-[(2R,4S,5R)-4-羟基-5-(羟基甲基)四氢呋喃-2-基]嘧啶-2,4-二酮

3',5'-di-O-(tert-butyldiphenyl)silyl-α-hydroxythymidine

3',5'-di-O-(tert-butyldiphenyl)silyl-2'-deoxy-5-formyluridine