5-Methyl-2'-O,4'-C-methyleneuridylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenosine

2'-O,4'-C-Methyleneadenylyl-(3'→5')-5-methyl-2'-O,4'-C-methyleneuridylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-5-methyl-2'-O,4'-C-methyleneuridylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenosine

2'-O,4'-C-Methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenosine

5'-[[(2S)-3-(Carboxymethoxy)-2-[[(9H-fluoren-9-ylmethoxy)carbonyl]amino]-1-oxopropyl]amino]-5'-deoxyuridine

2'-O,4'-C-Methyleneadenylyl-(3'→5')-5-methyl-2'-O,4'-C-methyleneuridylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenosine

2'-O,4'-C-Methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methylenecytidylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-5-methyl-2'-O,4'-C-methyleneuridylyl-(3'→5')-5-methyl-2'-O,4'-C-methyleneuridylyl-(3'→5')-2'-O,4'-C-methyleneadenosine

2',3',5'-Tris-O-[(1,1-dimethylethyl)dimethylsilyl]-5-methylcytidine

5-Methyl-2'-O,4'-C-methyleneuridylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-5-methyl-2'-O,4'-C-methyleneuridylyl-(3'→5')-2'-O,4'-C-methyleneadenylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneguanylyl-(3'→5')-2'-O,4'-C-methyleneadenosine

5-[2-[1-(Acetyloxy)-1,2,3,6-tetrahydro-2,2,6,6-tetramethyl-4-pyridinyl]ethynyl]-2'-deoxyuridine

6-Methoxyuridine 5'-(tetrahydrogen triphosphate)

6-Methoxyuridine

5-Methoxyuridine 5'-(trihydrogen diphosphate)

5-[2-Amino-6-[(4-chlorophenyl)thio]-3,5-dicyano-4-pyridinyl]-2'-deoxyuridine

5-[2-Amino-6-[(2-bromophenyl)thio]-3,5-dicyano-4-pyridinyl]-2'-deoxyuridine

5-[2-Amino-3,5-dicyano-6-[(4-methylphenyl)thio]-4-pyridinyl]-2'-deoxyuridine

5-[2-Amino-3,5-dicyano-6-(phenylthio)-4-pyridinyl]-2'-deoxyuridine

5-[2-Amino-3,5-dicyano-6-[(4-fluorophenyl)thio]-4-pyridinyl]-2'-deoxyuridine

3'-Azido-2-chloro-2',3'-dideoxy-N,N-dimethyladenosine

3'-Azido-2-chloro-2',3'-dideoxy-N-methyladenosine

3'-Deoxy-2',5'-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-N-(2,2-dimethyl-1-oxopropyl)-4'-C-methyladenosine