5-(羟基甲基)-1-[(2R,5S)-5-(羟基甲基)-2,5-二氢呋喃-2-基]嘧啶-2,4-二酮

2'-O-METHYL-5-METHYL-U CEP

N-[2-(4-chlorophenoxy)ethyl]-2-[[6-(1,3-dioxoisoindol-2-yl)-1,3-benzothiazol-2-yl]sulfanyl]acetamide

1-(2',5'-di-O-(t-butyldimethylsilyl)-3'-C-cyano-3'-deoxy-β-D-xylo-pentoifuranosyl)thymine