5'-O-[二(4-甲氧基苯基)苯基甲基]-2'-O-(2-甲氧基乙基)尿苷 3'-[2-氰基乙基 二异丙基氨基亚磷酸酯]

5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-O-(2-methoxyethyl)uridine 3'-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]