Ethyl (αR,βR)-1-(2-deoxy-β-D-erythro-pentofuranosyl)-1,2,3,4-tetrahydro-β-hydroxy-α-iodo-2,4-dioxo-5-pyrimidinepropanoate

Adenosine, N-p-anisoyl-2′-deoxycytidylyl-(5′→3′)-N-benzoyl-2′-deoxyadenylyl-(5′→3′)-N-p-anisoyl-2′-deoxycytidylyl-(5′→3′)-2′-deoxy-N-isobutyrylguanylyl-(5′→3′)-thymidylyl-(5′→3′)-N-benzoyl-2′-deoxy-5′-O-[(p-methoxyphenyl)diphenylmethyl]-