1-[(3aS,4S,6R,6aR)-Hexahydro-4-[[(4-methoxyphenyl)diphenylmethoxy]methyl]-3-propylfuro[3,4-b]furan-6-yl]-2,4(1H,3H)-pyrimidinedione

5-[(1E)-2-Bromoethenyl]-1-[2-deoxy-5-O-(methylsulfonyl)-β-D-threo-pentofuranosyl]-2,4(1H,3H)-pyrimidinedione

Guanosine, 5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-deoxy-N-[(dibutylamino)methylene]-, 3'-[methyl bis(1-methylethyl)phosphoramidite]

1-[(2R,3aR,4S,7aS)-Hexahydro-4-(1-methylethyl)-2H-furo[2,3-c]pyran-2-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

5-[(1-Methylpropoxy)methyl]-1-[(2S,5S)-tetrahydro-5-(hydroxymethyl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

2,4(1H,3H)-Pyrimidinedione, 1-[1,3-dideoxy-1-(hydroxymethoxyphosphinyl)-β-D-erythro-2-hexulofuranosyl]-

N-[2-Hydroxy-4,5-bis(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-3-yl]acetamide

5'-DMTr-dA(Bz)-Methyl phosphonamidite

7-Deaza-dA CEP

5'-O-DMTr-N6-Fmoc-dA-phosphoramidite

5'-O-(4,4'-Dimethoxytrityl)-N6-Phenoxyacetyl-2'-Deoxyadenosine-3'-(2-Cyanoethyl-N,N-Diisopropyl)Phosphoramidite

5'-O-(4,4'-Dimethoxytrityl)-2'-O-methyl-Uridine-3'-CE-Phosphoramidite

2'-O-Methyl-rA(N-Bz)phosphoramidite

N4-Benzoyl-5'-O-(4,4'-dimethoxytrityl)-2'-O-propargyladenosine-3'-O-[(2-cyanoethyl)-(N,N-diisopropyl)]phosphoramidite

5'-O-Tritylthymidine 3'-CE phosphoramidite

5'-O-(4,4'-Dimethoxytrityl)-2'-O,4'-C-methylene-5-methyluridine3'-O-[(2-cyanoethyl)(N,N-diisopropyl)]-phosphoramidite

Thymidine,5'-O-[bis(4-methoxyphenyl)phenylmethyl]-,3'-[P-methyl-N,N-bis(1-methylethyl)phosphonamidite],(S)-

2-[3-[3-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]-2,3-dihydro-2-oxofuro[2,3-d]pyrimidin-6-yl]propyl]-1H-isoindole-1,3(2H)-dione