1-β-D-Ribofuranosyl-4,6(1H,5H)-pyrimidinedione

N-Ethyl-2,3-dihydro-2′,3′-O-(1-methylethylidene)-2-oxoadenosine

Isoguanosine, 2′,3′-O-isopropylidene-N,N-dimethyl-

N-Ethyl-2,3-dihydro-2-oxoadenosine

Xanthosine, 2′,3′-O-isopropylidene-6-thio-

6-Thioxanthosine

Xanthosine, 6-S-methyl-6-thio-

Acetic acid, thio-, anhydrosulfide with 5-amino-1-(2,3-O-isopropylidene-β-D-ribofuranosyl)thioimidazole-4-carboximidic acid

Riboflavin 5′-(trihydrogen diphosphate), 4′-deoxy-, P′→5′-ester with adenosine

Adenosine, 5′-deoxy-5′-phosphono-, bimol. monoanhydride

L-Methionine, N-[(phenylmethoxy)carbonyl]-, monoanhydride with 5′-deoxy-5′-phosphonoadenosine

L-Methionine, N-[(phenylmethoxy)carbonyl]-, monoanhydride with adenosine 5′-(dihydrogen phosphorothioate)

Adenosine, N-benzoyl-, 2′,3′-dibenzoate, 5′→P′-ester with thiodiphosphoric acid ((HO)2P(O)OP(S)(OH)2) P,P-diphenyl ester

Adenosine, N-benzoyl-, 2′,3′-dibenzoate 5′-(dihydrogen phosphorothioate)

5-Bromo-4-chloro-7-β-D-ribofuranosyl-7H-pyrrolo[2,3-d]pyrimidine

7H-Pyrrolo[2,3-d]pyrimidine-5-carbonitrile, 4-amino-7-(2,3-O-isopropylidene-β-D-ribofuranosyl)-, 5′-p-toluenesulfonate

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-6-O-2-propen-1-yl-N-[(2-propen-1-yloxy)carbonyl]-, 3′-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite]

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′,3′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-6-O-2-propenyl-N-[(2-propenyloxy)carbonyl]-

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-6-O-2-propenyl-N-[(2-propenyloxy)carbonyl]-

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-[(1,1-dimethylethyl)dimethylsilyl]-6-O-2-propenyl-N-[(2-propenyloxy)carbonyl]-