Adenosine, N-benzoyl-2′-O-benzoyl-P-(2-cyanoethyl)-5′-O-[(4-methoxyphenyl)diphenylmethyl]adenylyl-(3′→5′)-N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Guanosine, N-(2-methyl-1-oxopropyl)-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Cytidine, N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Adenosine, N-benzoyl-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Uridine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Guanosine, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-N-(2-methyl-1-oxopropyl)-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Cytidine, N-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-[(2-nitrophenyl)methyl]-, 3′-(N,N′-diphenylphosphorodiamidate)

Cytidine, N-benzoyl-5′-O-[(4-methoxyphenyl)diphenylmethyl]-2′-O-[(2-nitrophenyl)methyl]-

Guanosine, 2′-O-benzoyl-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′-O-benzoyl-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′-O-benzoyluridylyl-(3′→5′)-2′-O-benzoyl-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-N-(2-methyl-1-oxopropyl)-, 2′,3′-dibenzoate

Guanosine, 2′-O-benzoyl-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-2′-O-benzoyluridylyl-(3′→5′)-2′-O-benzoyl-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-N-(2-methyl-1-oxopropyl)-, 2′,3′-dibenzoate

Adenosine, 5′-(hydrogen arsonomethylphosphonate)

Uridine, adenylyl-(3′→5′)-5-nitro-

Uridine, adenylyl-(3′→5′)-5-amino-

Adenosine, N-[(cyclohexylamino)carbonyl]-

Guanosine, 2′-O-benzoyluridylyl-(3′→5′)-2′-O-benzoyl-N-(2-methyl-1-oxopropyl)guanylyl-(3′→5′)-N-(2-methyl-1-oxopropyl)-, 2′,3′-dibenzoate

Guanosine, N-(2-methyl-1-oxopropyl)-, 2′,3′-dibenzoate

3′-Guanylic acid, 5′-O-[(4-methoxyphenyl)diphenylmethyl]-N-(2-methyl-1-oxopropyl)-, 2′-benzoate

Guanosine, guanylyl-(3′→5′)-guanylyl-(3′→5′)-guanylyl-(3′→5′)-uridylyl-(3′→5′)-guanylyl-(3′→5′)-

Adenosine 5′-(trihydrogen diphosphate), 2-ethyl-

Adenosine, 2-(1-methylethyl)-, 5′-(hydrogen 4-morpholinylphosphonate)