2′-Guanylic acid, monobutyl ester

2′-Guanylic acid, monopropyl ester

2′-Guanylic acid, monoethyl ester

2′-Guanylic acid, monomethyl ester

3′-Guanylic acid, monopentyl ester

3′-Guanylic acid, monobutyl ester

3′-Guanylic acid, mono(1-methylethyl) ester

3′-Guanylic acid, monopropyl ester

3′-Guanylic acid, monoethyl ester

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-8-quinolinyl-2′-O-(tetrahydro-2H-pyran-2-yl)uridylyl-(3′→5′)-2′-O-(tetrahydro-2H-pyran-2-yl)-

rel-1-[(2R,5R)-Tetrahydro-5-(hydroxymethyl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

Inosine, 2′,3′-O-(1-methylethylidene)-5′-O-(phenylmethyl)-

Inosine, 2′,3′-O-(1-methylethylidene)-6-O-(phenylmethyl)-

1H-Purinium, 6,9-dihydro-9-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-6-oxo-7-(phenylmethyl)-, inner salt

3′-Thymidylic acid, 5′-O-(triphenylmethyl)-, mono(2-chlorophenyl) ester

3′-Thymidylic acid, 5′-O-(triphenylmethyl)-, mono[2-(2-chloro-4-nitrophenyl)ethyl] ester

3′-Thymidylic acid, 2-(2-chloro-4-nitrophenyl)ethyl 2-chlorophenyl ester

3′-Thymidylic acid, 2,2,2-tribromoethyl 2,2,2-trichloroethyl ester

5′-Uridylic acid, 5-bromo-2′,3′-O-(1-methylethylidene)-, bis(2,2,2-tribromoethyl) ester

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-P-8-quinolinyl-2′-O-(tetrahydro-2H-pyran-2-yl)cytidylyl-(3′→5′)-N-benzoyl-P-8-quinolinyl-2′-O-(tetrahydro-2H-pyran-2-yl)cytidylyl-(3′→5′)-N-benzoyl-2′-O-(tetrahydro-2H-pyran-2-yl)-