1-[(2R,4S,5S)-4-(4-Fluoro-benzylamino)-5-trityloxymethyl-tetrahydro-furan-2-yl]-5-methyl-1H-pyrimidine-2,4-dione

3'-benzylamino-3'-deoxy-5'-O-triphenylmethyl-β-D-thymidine

1-(2,3-二脱氧-3-氟-5-O-三苯甲基呋喃戊糖基)-5-甲基-2,4(1H,3H)-嘧啶二酮

S-[(2R,3S,5R)-2-(hydroxymethyl)-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-3-yl] ethanethioate