N-[1-[(2R,5S)-5-(羟基甲基)-2,5-二氢呋喃-2-基]-2-氧代嘧啶-4-基]苯甲酰胺

胞苷-3’,5’-环一磷酸

1-(2,3,4-trideoxy-α-D-glycero-hexopyranosyl)cytosine

4-amino-1-[(2R,5S,6R)-5-hydroxy-6-(hydroxymethyl)oxan-2-yl]pyrimidin-2-one

4-amino-1-[(2R,3S,6R)-3-hydroxy-2-(hydroxymethyl)-3,6-dihydro-2H-pyran-6-yl]pyrimidin-2-one