1-[(4R,4aR,6R,7aS)-2,2-Bis(1,1-dimethylethyl)tetrahydro-4-(2-propen-1-yl)-4H-furo[3,2-d]-1,3,2-dioxasilin-6-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(4S,4aR,6R,7aS)-2,2-Bis(1,1-dimethylethyl)tetrahydro-4-(2-propen-1-yl)-4H-furo[3,2-d]-1,3,2-dioxasilin-6-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[7-O-acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[(S)-[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2,6-dideoxy-β-D-ribo-heptofuranosyl]-5-methyl-

Phosphoramidous acid, bis(1-methylethyl)-, (2R,3S,5R)-2-[(1R)-1-[bis(4-methoxyphenyl)phenylmethoxy]-3-butenyl]-5-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)tetrahydro-3-furanyl 2-cyanoethyl ester, [P(S)]-

α-L-lyxo-Heptofuranurononitrile, 5-O-[bis(4-methoxyphenyl)phenylmethyl]-1,2,6-trideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-, 3-[(S)-2-cyanoethyl bis(1-methylethyl)phosphoramidite]

1-[6-O-Acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[(S)-[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-α-L-lyxo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Phosphoramidous acid, bis(1-methylethyl)-, (2R,3S,5R)-2-[(1S)-1-[bis(4-methoxyphenyl)phenylmethoxy]-3-butenyl]-5-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)tetrahydro-3-furanyl 2-cyanoethyl ester, [P(S)]-

2,4(1H,3H)-Pyrimidinedione, 1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[(S)-[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2,6-dideoxy-6-[(trifluoroacetyl)amino]-α-L-lyxo-hexofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[7-O-acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[(R)-[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2,6-dideoxy-β-D-ribo-heptofuranosyl]-5-methyl-

Phosphoramidous acid, bis(1-methylethyl)-, (2R,3S,5R)-2-[(1R)-1-[bis(4-methoxyphenyl)phenylmethoxy]-3-butenyl]-5-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)tetrahydro-3-furanyl 2-cyanoethyl ester, [P(R)]-

2,4(1H,3H)-Pyrimidinedione, 1-[7-O-acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-2,6-dideoxy-3-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribo-heptofuranosyl]-5-methyl-

1-[(2R,4S,5S)-5-[(1R)-1-[Bis(4-methoxyphenyl)phenylmethoxy]-3-buten-1-yl]tetrahydro-4-hydroxy-2-furanyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

α-L-lyxo-Heptofuranurononitrile, 5-O-[bis(4-methoxyphenyl)phenylmethyl]-1,2,6-trideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-, 3-[(R)-2-cyanoethyl bis(1-methylethyl)phosphoramidite]

2,4(1H,3H)-Pyrimidinedione, 1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2,6-dideoxy-6-[[[4-(2,4-dinitrophenyl)-1H-imidazol-1-yl]acetyl]amino]-α-L-lyxo-hexofuranosyl]-5-methyl-

1-[6-O-Acetyl-5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[(R)-[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-α-L-lyxo-hexofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Phosphoramidous acid, bis(1-methylethyl)-, (2R,3S,5R)-2-[(1S)-1-[bis(4-methoxyphenyl)phenylmethoxy]-3-butenyl]-5-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)tetrahydro-3-furanyl 2-cyanoethyl ester, [P(R)]-

2,4(1H,3H)-Pyrimidinedione, 1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-3-O-[(R)-[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2,6-dideoxy-6-[(trifluoroacetyl)amino]-α-L-lyxo-hexofuranosyl]-5-methyl-

2,4(1H,3H)-Pyrimidinedione, 1-[5-O-[bis(4-methoxyphenyl)phenylmethyl]-2,6-dideoxy-6-[[[4-(2,4-dinitrophenyl)-1H-imidazol-1-yl]acetyl]amino]-α-L-lyxo-hexofuranosyl]-5-methyl-