Uridine, 2′-deoxy-5-fluoro-4-thio-, 3′,5′-dibenzoate

2-Amino-9-(2-deoxy-β-L-threo-pentofuranosyl)-1,9-dihydro-6H-purin-6-one

rel-1,5′-Bis(1,1-dimethylethyl) (1′R,3R,4′R,5′S)-4′-acetyl-1′-methyl-2,3′-dioxo-2′-(phenylmethyl)spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylate

1,5′-Bis(1,1-dimethylethyl) 4′-ethyl (1′S,3R,4′R,5′S)-1′,2′-dimethyl-2,3′-dioxospiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,4′,5′(2H)-tricarboxylate

1′,2-Bis(1,1-dimethylethyl) (1R,2S,3S,10aS)-3-acetyl-3,4,7,8,9,10-hexahydro-2′,4-dioxospiro[6H-3,10a-epoxypyrido[1,2-a]azepine-1(2H),3′-[3H]indole]-1′,2(2′H)-dicarboxylate

1,5′-Bis(1,1-dimethylethyl) (1′S,3R,4′S,5′S)-4′-acetyl-1′-methyl-2,3′-dioxo-2′-(phenylmethyl)spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylate

1,5′-Bis(1,1-dimethylethyl) (1′R,3R,4′S,5′S)-4′-acetyl-1′-(2-chlorophenyl)-2′-methyl-2,3′-dioxospiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylate

1,5′-Bis(1,1-dimethylethyl) (1′R,3R,4′R,5′S)-4′-acetyl-1′-methyl-2,3′-dioxo-2′-(phenylmethyl)spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylate

Spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,4′,5′(2H)-tricarboxylic acid, 1′,2′-dimethyl-2,3′-dioxo-, 1,5′-bis(1,1-dimethylethyl) 4′-ethyl ester, (1′R,3R,4′S,5′S)-rel-

Spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylic acid, 4′-acetyl-2′-methyl-1′-(2-naphthalenyl)-2,3′-dioxo-, 1,5′-bis(1,1-dimethylethyl) ester, (1′R,3R,4′R,5′S)-rel-

Spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylic acid, 4′-acetyl-1′-(4-methoxyphenyl)-2′-methyl-2,3′-dioxo-, 1,5′-bis(1,1-dimethylethyl) ester, (1′R,3R,4′R,5′S)-rel-

Spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylic acid, 4′-acetyl-2′-methyl-1′-(4-methylphenyl)-2,3′-dioxo-, 1,5′-bis(1,1-dimethylethyl) ester, (1′R,3R,4′R,5′S)-rel-

Spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylic acid, 4′-acetyl-1′-(4-chlorophenyl)-2′-methyl-2,3′-dioxo-, 1,5′-bis(1,1-dimethylethyl) ester, (1′R,3R,4′R,5′S)-rel-

Spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylic acid, 4′-acetyl-1′-(3-chlorophenyl)-2′-methyl-2,3′-dioxo-, 1,5′-bis(1,1-dimethylethyl) ester, (1′R,3R,4′R,5′S)-rel-

Spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylic acid, 4′-acetyl-1′-(2-chlorophenyl)-2′-methyl-2,3′-dioxo-, 1,5′-bis(1,1-dimethylethyl) ester, (1′R,3S,4′S,5′R)-rel-

Spiro[3H-indole-3,6′-[7]oxa[2]azabicyclo[2.2.1]heptane]-1,5′(2H)-dicarboxylic acid, 4′-acetyl-2′-methyl-2,3′-dioxo-1′-phenyl-, 1,5′-bis(1,1-dimethylethyl) ester, (1′R,3R,4′R,5′S)-rel-