5′-DMT-2′-O-NMA-5-Me-U-3′-CE-Phosphoramidite

[5'-O-(4, 4'-dimethoxytrityl)-2'-O-[2-(methylamino)-2-oxoethyl]-5-methyluridine]-3'-[(2-cyanoethyl)-N, N-diisopropyl]phosphoramidite