Thymidine, 3′-O-[(1S,3S)-3,4-dihydro-3-methyl-1H-[1,3,2]oxazaphosphorino[3,4-a]indol-1-yl]-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Thymidine, (R)-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-P(O)-[(1S)-2-(1H-indol-2-yl)-1-methylethyl]-P-thiothymidylyl-(3′→5′)-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-

Thymidine, P-deoxo-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-P(O)-[(1S)-2-(1H-indol-2-yl)-1-methylethyl]thymidylyl-(3′→5′)-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-

Thymidine, 3′-O-[(1R,3S)-3,4-dihydro-3-methyl-1H-[1,3,2]oxazaphosphorino[3,4-a]indol-1-yl]-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-

Thymidine, 5′-deoxy-3′-O-[(1,1-dimethylethyl)diphenylsilyl]-5′-(1,3-dithian-2-yl)-3-[(phenylmethoxy)methyl]-

1-[(2R,4S,5R)-4-[[(1,1-Dimethylethyl)diphenylsilyl]oxy]tetrahydro-5-(2-oxopropyl)-2-furanyl]-5-methyl-3-[(phenylmethoxy)methyl]-2,4(1H,3H)-pyrimidinedione

1-[2,5-Dideoxy-3-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-erythro-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[2,5-dideoxy-3-O-[(1,1-dimethylethyl)diphenylsilyl]-β-D-erythro-hexofuranosyl]-5-methyl-3-[(phenylmethoxy)methyl]-

1-[(2R,4S,5R)-4-[[(1,1-Dimethylethyl)diphenylsilyl]oxy]tetrahydro-5-(2-propen-1-yl)-2-furanyl]-5-methyl-3-[(phenylmethoxy)methyl]-2,4(1H,3H)-pyrimidinedione

Methyl (2R,3S,5R)-5-[3,4-dihydro-5-methyl-2,4-dioxo-3-[(phenylmethoxy)methyl]-1(2H)-pyrimidinyl]-3-[[(1,1-dimethylethyl)diphenylsilyl]oxy]tetrahydro-2-furanpropanoate

Thymidine, 5′-O-[(1,1-dimethylethyl)diphenylsilyl]-, 3′-(hydrogen carbonothioate), anhydride with 4-methylbenzenesulfonic acid

L-Aspartic acid, 4-ester with cytidine cyclic 3′,5′-(hydrogen phosphate)

L-Glutamic acid, 5-ester with cytidine cyclic 3′,5′-(hydrogen phosphate)

4-Amino-1-[5-O-[(11Z)-1-oxo-11-eicosen-1-yl]-β-D-arabinofuranosyl]-2(1H)-pyrimidinone

5′-Adenylic acid, 5′-O-phosphonoadenylyl-(2′→5′)-adenylyl-(2′→5′)-adenylyl-(2′→5′)-2′,3′-dideoxy-2′,3′-imino-2′,3′-secoadenosinyl-1,2-ethanediyldithio-1,2-ethanediyl-(2′a→2′a)-2′,3′-dideoxy-2′,3′-imino-2′,3′-secoadenylyl-(5′→2′)-adenylyl-(5′→2′)-adenylyl-(5′→2′)-

2′,3′-Secoadenosine, 5′-O-phosphonoadenylyl-(2′→5′)-adenylyl-(2′→5′)-adenylyl-(2′→5′)-2′,3′-dideoxy-2′,3′-[[2-[(tetrahydro-2H-pyran-2-yl)thio]ethyl]imino]-

Adenosine, 3′-(dihydrogen phosphate) 5′-(trihydrogen pyrophosphate), 5′→4-ester with N-D-pantothenoyl-L-cysteine