5'-O-(4,4-二甲氧基三苯甲基)-2'-O-[(叔丁基)二甲基硅基]尿苷-3'-(2-氰基乙基-N,N-二异丙基)亚磷酰胺

5'-O-(4,4-Dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]uridine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite