3′-Cytidylic acid, N-acetyl-, 2′,5′-diacetate

1-(3,5-Di-O-benzoyl-2-chloro-2-deoxy-α-L-lyxofuranosyl)-2,4(1H,3H)-pyrimidinedione

4-Amino-1-(2-deoxy-α-D-threo-pentofuranosyl)-2(1H)-pyrimidinone

4-Amino-1-(2-deoxy-α-L-threo-pentofuranosyl)-2(1H)-pyrimidinone

1-(2-Deoxy-α-L-threo-pentofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-(3,5-Di-O-benzoyl-2-deoxy-α-D-threo-pentofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-(3,5-Di-O-benzoyl-2-deoxy-α-L-threo-pentofuranosyl)-2,4(1H,3H)-pyrimidinedione

Adenosine, 3′-O-phosphorylinosinylyl-(5′→3′)-uridylyl-(5′→3′)-pseudouridylyl-(5′→3′)-

1-(3,5-Di-O-benzoyl-2-chloro-2-deoxy-α-D-lyxofuranosyl)-2,4(1H,3H)-pyrimidinedione

1-(3,5-Di-O-benzoyl-α-L-xylofuranosyl)-2,4(1H,3H)-pyrimidinedione

6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one, 3-(benzoyloxy)-2-[(benzoyloxy)methyl]-2,3,3a,9a-tetrahydro-, [2R-(2α,3α,3aα,9aα)]-

2,4(1H,3H)-Pyrimidinedione, 1-[3,5-O-(1-methylethylidene)-α-D-xylofuranosyl]-

4H,9H-1,3-Dioxino[4′′,5′′:4′,5′]furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-9-one, 4a,5a,11a,11b-tetrahydro-2,2-dimethyl-, [4aR-(4aα,5aβ,11aβ,11bα)]-

1-α-D-Xylofuranosyl-2,4(1H,3H)-pyrimidinedione

1-α-L-Xylofuranosyl-2,4(1H,3H)-pyrimidinedione

6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one, 2,3,3a,9a-tetrahydro-3-hydroxy-2-(hydroxymethyl)-, [2R-(2α,3α,3aα,9aα)]-

6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one, 2,3,3a,9a-tetrahydro-3-hydroxy-2-(hydroxymethyl)-, [2S-(2α,3α,3aα,9aα)]-

Diphosphoric acid, mono[(2,3,3a,9a-tetrahydro-3-hydroxy-6-imino-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-2-yl)methyl] ester, [2R-(2α,3β,3aβ,9aβ)]-

Cytidine, thymidylyl-(3′→5′)-N-benzoyl-2′-deoxy-

1-(5-O-Phosphono-α-D-ribofuranosyl)-1H-imidazol-5-amine