4,4-Diethyl (5R)-5-[(2R,3R,4R,5R)-5-[3,4-dihydro-2,4-dioxo-3-[(phenylmethoxy)methyl]-1(2H)-pyrimidinyl]tetrahydro-3,4-bis[(phenylmethoxy)methoxy]-2-furanyl]-2-oxo-4,4-oxazolidinedicarboxylate

4,4-Diethyl (5S)-5-[(2R,3R,4R,5R)-5-[3,4-dihydro-2,4-dioxo-3-[(phenylmethoxy)methyl]-1(2H)-pyrimidinyl]tetrahydro-3,4-bis[(phenylmethoxy)methoxy]-2-furanyl]-2-oxo-4,4-oxazolidinedicarboxylate

5′-Deoxy-5′-oxo-3-[(phenylmethoxy)methyl]-2′,3′-bis-O-[(phenylmethoxy)methyl]uridine

5′-O-[(1,1-Dimethylethyl)diphenylsilyl]-2′,3′-bis-O-[(phenylmethoxy)methyl]-3-[(phenylmethoxy)methyl]uridine

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-[[4-(cyanomethyl)phenyl]methyl bis(1-methylethyl)phosphoramidite]

Cytidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[[4-(cyanomethyl)phenyl]methyl bis(1-methylethyl)phosphoramidite]

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-[[4-(cyanomethyl)phenyl]methyl bis(1-methylethyl)phosphoramidite]

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-, 3′-[[4-(cyanomethyl)phenyl]methyl bis(1-methylethyl)phosphoramidite]

Cytidine 5′-(tetrahydrogen triphosphate), 2′,3′-dideoxy-5-[3-[[(2′,4,4′,5′,7,7′-hexachloro-3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]-1-propynyl]-

Triphosphoric acid, P-[[(2S,5R)-5-[2-amino-1,4-dihydro-4-oxo-5-[3-[[(2′,4,7,7′-tetrachloro-3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]-1-propynyl]-7H-pyrrolo[2,3-d]pyrimidin-7-yl]tetrahydro-2-furanyl]methyl] ester

Cytidine 5′-(tetrahydrogen triphosphate), 2′,3′-dideoxy-5-[3-[[(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-6-yl)carbonyl]amino]-1-propynyl]-

Triphosphoric acid, P-[[(2S,5R)-5-[2-amino-5-[3-[[(2′,4,4′,5′,7,7′-hexachloro-3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-5-yl)carbonyl]amino]-1-propynyl]-1,4-dihydro-4-oxo-7H-pyrrolo[2,3-d]pyrimidin-7-yl]tetrahydro-2-furanyl]methyl] ester

Triphosphoric acid, P-[[(2S,5R)-5-[4-amino-5-[3-[[(3′,6′-dihydroxy-3-oxospiro[isobenzofuran-1(3H),9′-[9H]xanthen]-6-yl)carbonyl]amino]-1-propynyl]-7H-pyrrolo[2,3-d]pyrimidin-7-yl]tetrahydro-2-furanyl]methyl] ester

Thymidine 5′-(trihydrogen diphosphate), 3′-amino-3′-deoxy-