2'-O-(2-Cyanoethyl)-5-(1-propyn-1-yl)-2-thiouridine

2'-O-(2-Cyanoethyl)-4-O-(2,6-dimethylphenyl)-5-(1-propyn-1-yl)-2-thiouridine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-O-(2-cyanoethyl)-5-(1-propyn-1-yl)-2-thiouridine

2'-O-Methylguanylyl-(3'→5')-uridylyl-(3'→5')-adenylyl-(3'→5')-cytidylyl-(3'→5')-2'-O-methyladenosine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-5-bromo-2'-O-(2-cyanoethyl)-2-thiouridine

2'-O-Methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-O-(2-cyanoethyl)-5-methyl-2-thiouridine

5'-O-[(2-Cyanoethoxy)[4-(2-cyclooctyn-1-yloxy)butoxy]phosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[[4-(2-Cyclooctyn-1-yloxy)butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[(2-Cyanoethoxy)[4-(2-cyclooctyn-1-yloxy)butoxy]phosphinyl]-2'-O-methylguanylyl-(3'→5')-uridylyl-(3'→5')-adenylyl-(3'→5')-cytidylyl-(3'→5')-2'-O-methyladenosine

5'-O-[[4-[(4,5,6,7,8,9-Hexahydro-3-phenylcyclooct[d]isoxazol-4-yl)oxy]butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[[4-(2-Cyclooctyn-1-yloxy)butoxy]hydroxyphosphinyl]-2'-O-methylguanylyl-(3'→5')-uridylyl-(3'→5')-adenylyl-(3'→5')-cytidylyl-(3'→5')-2'-O-methyladenosine

5'-O-[[4-[[3-[4-[2-[4-(Dimethylamino)phenyl]diazenyl]phenyl]-4,5,6,7,8,9-hexahydrocyclooct[d]isoxazol-4-yl]oxy]butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[[4-[[4,5,6,7,8,9-Hexahydro-3-(2-oxo-2H-1-benzopyran-6-yl)cyclooct[d]isoxazol-4-yl]oxy]butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[[4-[[4,5,6,7,8,9-Hexahydro-3-(1-pyrenyl)cyclooct[d]isoxazol-4-yl]oxy]butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[[4-[[4,5,6,7,8,9-Hexahydro-3-(1-naphthalenyl)cyclooct[d]isoxazol-4-yl]oxy]butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[[4-[[3-(2-Fluorophenyl)-4,5,6,7,8,9-hexahydrocyclooct[d]isoxazol-4-yl]oxy]butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[[4-[[4,5,6,7,8,9-Hexahydro-3-(1-naphthalenyl)cyclooct[d]isoxazol-9-yl]oxy]butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[[4-[[3-(2-Fluorophenyl)-4,5,6,7,8,9-hexahydrocyclooct[d]isoxazol-9-yl]oxy]butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine

5'-O-[[4-[(4,5,6,7,8,9-Hexahydro-3-phenylcyclooct[d]isoxazol-9-yl)oxy]butoxy]hydroxyphosphinyl]-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridylyl-(3'→5')-2'-O-methyluridine