(1R,3R,4R,7S)-3-(2-Amino-1,6-dihydro-6-oxo-9H-purin-9-yl)-1-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-2-oxa-5-azabicyclo[2.2.1]hept-7-yl 2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite

2'-Deoxyguanylyl-(3'→5')-2'-deoxyadenylyl-(3'→5')-2'-deoxycytidylyl-(3'→5')-2'-deoxyguanylyl-(3'→5')-2'-deoxyadenylyl-(3'→5')-2'-deoxyguanylyl-(3'→5')-2'-deoxyguanylyl-(3'→5')-2'-deoxyadenosine

Thymidylyl-(3'→5')-2'-deoxyguanylyl-(3'→5')-2'-deoxycytidylyl-(3'→5')-2'-deoxyguanylyl-(3'→5')-2'-deoxycytidylyl-(3'→5')-2'-deoxyadenosine

3-(3,5-Di-O-acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-6-[2-(4-propylphenyl)ethynyl]furo[2,3-d]pyrimidin-2(3H)-one

3-(3,5-Di-O-acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-6-[2-(4-methylphenyl)ethynyl]furo[2,3-d]pyrimidin-2(3H)-one

3-(3,5-Di-O-acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-6-(2-phenylethynyl)furo[2,3-d]pyrimidin-2(3H)-one

3-(3,5-Di-O-acetyl-2-deoxy-β-D-erythro-pentofuranosyl)-6-[2-(4-pentylphenyl)ethynyl]furo[2,3-d]pyrimidin-2(3H)-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-[2-(4-propylphenyl)ethynyl]furo[2,3-d]pyrimidin-2(3H)-one

(2R,3S,5R)-5-[5-[2-(5-Butyl-2-pyridinyl)ethynyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]tetrahydro-2-[[(4-methylbenzoyl)oxy]methyl]-3-furanyl 4-methylbenzoate

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-[2-(4-methylphenyl)ethynyl]furo[2,3-d]pyrimidin-2(3H)-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-(2-phenylethynyl)furo[2,3-d]pyrimidin-2(3H)-one

3-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-[2-(4-pentylphenyl)ethynyl]furo[2,3-d]pyrimidin-2(3H)-one

(2R,3S,5R)-5-[5-[2-(5-Hexyl-2-pyridinyl)ethynyl]-3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl]tetrahydro-2-[[(4-methylbenzoyl)oxy]methyl]-3-furanyl 4-methylbenzoate

(2R,3S,5R)-5-[3,4-Dihydro-2,4-dioxo-5-[2-(5-pentyl-2-pyridinyl)ethynyl]-1(2H)-pyrimidinyl]tetrahydro-2-[[(4-methylbenzoyl)oxy]methyl]-3-furanyl 4-methylbenzoate

Uridine, 2'-deoxy-5-[2-[6-(1-pentyn-1-yl)-3-pyridinyl]ethynyl]-, 3',5'-bis(4-methylbenzoate)

Uridine, 2'-deoxy-5-[2-(6-hexyl-3-pyridinyl)ethynyl]-, 3',5'-bis(4-methylbenzoate)

Uridine, 2'-deoxy-5-[2-(6-pentyl-3-pyridinyl)ethynyl]-, 3',5'-bis(4-methylbenzoate)

Uridine, 2'-deoxy-5-[2-(5-pentyl-2-pyrimidinyl)ethynyl]-, 3',5'-bis(4-methylbenzoate)

2'-Deoxy-5-[2-[6-(1-pentyn-1-yl)-3-pyridinyl]ethynyl]uridine

Uridine, 2'-deoxy-5-[2-(5-hexyl-2-pyrimidinyl)ethynyl]-, 3',5'-bis(4-methylbenzoate)