Cytidine, 2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxy-5-methyl-

2′-Deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyguanosine

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

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

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

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

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(2-methyl-1-oxopropyl)-, 3′-(methyl 1-pyrrolidinylphosphonite)

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-(methyl 1-pyrrolidinylphosphonite)

Cytidine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-, 3′-(methyl 1-pyrrolidinylphosphonite)

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-, 3′,3′′′-(methyl phosphite)

2′-O,4′-C-Methyleneadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-O,4′-C-methyleneadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-O,4′-C-methyleneadenylyl-(3′→5′)-2′-deoxyguanosine

2′-O,4′-C-Methyleneadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-O,4′-C-methyleneadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanosine

Thymidine, 2′-deoxycytidylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-thymidylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-

2′-O,4′-C-Methyleneadenylyl-(3′→5′)-2′-deoxyguanylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxycytidylyl-(3′→5′)-2′-deoxyadenylyl-(3′→5′)-2′-deoxyguanosine

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione

1-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-2-deoxy-β-D-erythro-pentofuranosyl]thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione

1-[2-Deoxy-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-erythro-pentofuranosyl]thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione

1-[2,3,5-Tris-O-(phenylmethyl)-β-D-ribofuranosyl]thieno[3,2-d]pyrimidine-2,4(1H,3H)-dione

Guanosine, 2′-deoxy-3′-O-dephosphinicoguanylyl(carboxymethylene)-(3′→5′)-2′-deoxy-

Adenosine, 2′-deoxy-3′-O-dephosphinicoadenylyl(carboxymethylene)-(3′→5′)-2′-deoxy-