Phosphoramidous acid, bis(1-methylethyl)-, (2R,3aS,5R,6R,6aR)-5-(acetylamino)-6-[bis(4-methoxyphenyl)phenylmethoxy]-2-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)hexahydro-3aH-cyclopenta[b]furan-3a-yl 2-cyanoethyl ester

Phosphoramidous acid, bis(1-methylethyl)-, (2R,3aS,5R,6R,6aR)-6-[bis(4-methoxyphenyl)phenylmethoxy]-2-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)hexahydro-5-[(trifluoroacetyl)amino]-3aH-cyclopenta[b]furan-3a-yl 2-cyanoethyl ester

N-[(2R,3aS,5R,6R,6aR)-6-[Bis(4-methoxyphenyl)phenylmethoxy]-2-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)hexahydro-3a-hydroxy-2H-cyclopenta[b]furan-5-yl]acetamide

N-[(2R,3aS,5R,6R,6aR)-6-[Bis(4-methoxyphenyl)phenylmethoxy]-2-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)hexahydro-3a-hydroxy-2H-cyclopenta[b]furan-5-yl]-2,2,2-trifluoroacetamide

1-[(2R,3aS,5R,6R,6aR)-5-Aminohexahydro-3a,6-dihydroxy-2H-cyclopenta[b]furan-2-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

N-[(2R,3aS,5R,6R,6aR)-2-(3,4-Dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)hexahydro-3a,6-dihydroxy-2H-cyclopenta[b]furan-5-yl]-2,2,2-trifluoroacetamide

N-[(2R,3aS,5R,6R,6aR)-2-(3,4-Dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)hexahydro-3a,6-dihydroxy-2H-cyclopenta[b]furan-5-yl]acetamide

N-[(2R,3aS,5R,6R,6aR)-2-(3,4-Dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-6-[[(1,1-dimethylethyl)dimethylsilyl]oxy]hexahydro-3a-hydroxy-2H-cyclopenta[b]furan-5-yl]acetamide

1-[(2R,3aS,5R,6R,6aR)-5-Amino-6-[[(1,1-dimethylethyl)dimethylsilyl]oxy]hexahydro-3a-hydroxy-2H-cyclopenta[b]furan-2-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

N-[(2R,3aS,5R,6R,6aR)-2-(3,4-Dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-6-[[(1,1-dimethylethyl)dimethylsilyl]oxy]hexahydro-3a-hydroxy-2H-cyclopenta[b]furan-5-yl]-2,2,2-trifluoroacetamide

N-[(2S,3aS,5R,6R,6aR)-2-(3,4-Dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-6-[[(1,1-dimethylethyl)dimethylsilyl]oxy]hexahydro-3a-hydroxy-2H-cyclopenta[b]furan-5-yl]-2,2,2-trifluoroacetamide

3-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-1,3,5,6-tetrahydro-2H-pyrrolo[2,3-d]pyrimidin-2-one

Carbamic acid, [3-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-2,3,5,6-tetrahydro-2-oxo-7H-pyrrolo[2,3-d]pyrimidin-7-yl]methyl-, phenylmethyl ester

Pyrimido[4,5-c]pyridazinium, 6-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-1,2,3,4,6,7-hexahydro-2,2-dimethyl-7-oxo-

3-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-3,5,6,7-tetrahydro-7-(methylamino)-2H-pyrrolo[2,3-d]pyrimidin-2-one