5′-Adenylic acid, 3′-[hydrogen (1-amino-2-phenylethyl)phosphonate]

5′-Adenylic acid, 2′-[hydrogen (1-amino-2-phenylethyl)phosphonate]

Cytidine, N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(4-chlorophenyl phenylphosphoramidate), (S)-

Uridine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-[(2-nitrophenyl)methyl]-, 3′-(4-chlorophenyl phenylphosphoramidate), (S)-

Triphosphoric acid, P-[(2,3,3a,9a-tetrahydro-3-hydroxy-6-imino-6H-furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-2-yl)methyl] ester, [2R-(2α,3β,3aβ,9aβ)]-

5′-Uridylic acid, 3′-O-cyclopropyl-, monocyclopropyl ester

7-(4-Bromophenyl)-5-(2-chlorophenyl)-3,4-dihydro-4-imino-3-(4-methylphenyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)pyrido[2,3-d]pyrimidine-2(1H)-thione

7-(4-Bromophenyl)-5-(4-chlorophenyl)-3,4-dihydro-4-imino-3-(2-methoxyphenyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)pyrido[2,3-d]pyrimidine-2(1H)-thione

5-(3-Bromophenyl)-7-(4-bromophenyl)-3,4-dihydro-4-imino-3-(2-methoxyphenyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)pyrido[2,3-d]pyrimidine-2(1H)-thione

7-(4-Aminophenyl)-5-(3-chlorophenyl)-3,4-dihydro-4-imino-3-(2-methoxyphenyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)pyrido[2,3-d]pyrimidine-2(1H)-thione

7-(4-Aminophenyl)-3,4-dihydro-5-(2-hydroxy-1-naphthalenyl)-4-imino-3-(2-methoxyphenyl)-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)pyrido[2,3-d]pyrimidine-2(1H)-thione

7-(4-Bromophenyl)-3-(3-chlorophenyl)-5-(4-chlorophenyl)-3,4-dihydro-4-imino-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)pyrido[2,3-d]pyrimidin-2(1H)-one

5-(3-Bromophenyl)-7-(4-bromophenyl)-3-(3-chlorophenyl)-3,4-dihydro-4-imino-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)pyrido[2,3-d]pyrimidin-2(1H)-one

7-(4-Aminophenyl)-3,5-bis(3-chlorophenyl)-3,4-dihydro-4-imino-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)pyrido[2,3-d]pyrimidin-2(1H)-one

7-(4-Aminophenyl)-3-(3-chlorophenyl)-3,4-dihydro-5-(2-hydroxy-1-naphthalenyl)-4-imino-1-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)pyrido[2,3-d]pyrimidin-2(1H)-one

Guanosine, 5′-[[(2S)-2-[[2-[[2-(acetylamino)-2-deoxy-β-D-glucopyranosyl]oxy]-1-oxoheptyl]amino]-6-[(2,6-anhydro-7-deoxy-L-glycero-D-manno-heptonoyl)amino]-1-oxohexyl]amino]-5′-deoxy-

Guanosine, 5′-[[(2S)-2-[[2-[[2-(acetylamino)-2-deoxy-β-D-glucopyranosyl]oxy]-1-oxoheptyl]amino]-6-[[[(6-deoxy-β-L-galactopyranosyl)oxy]acetyl]amino]-1-oxohexyl]amino]-5′-deoxy-

Guanosine, 5′-[[(2S)-2-[[[[2-(acetylamino)-2-deoxy-β-D-glucopyranosyl]oxy]acetyl]amino]-6-[(2,6-anhydro-7-deoxy-L-glycero-D-manno-heptonoyl)amino]-1-oxohexyl]amino]-5′-deoxy-

Guanosine, 5′-[[(2S)-2-[[[[2-(acetylamino)-2-deoxy-β-D-glucopyranosyl]oxy]acetyl]amino]-6-[[[(6-deoxy-β-L-galactopyranosyl)oxy]acetyl]amino]-1-oxohexyl]amino]-5′-deoxy-

Guanosine, 5′-[[N2-[2-[[2-(acetylamino)-2-deoxy-β-D-glucopyranosyl]oxy]-1-oxoheptyl]-N6-(2,6-anhydro-7-deoxy-L-glycero-D-manno-heptonoyl)-L-lysylglycyl]amino]-5′-deoxy-