Cytidine,N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-O-(2-methoxyethyl)-5-methyl-, 3'-[2-cyanoethyl bis(1-methylethyl)phosphoramidite];Cytidine,N-benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-O-(2-methoxyethyl)-5-methyl-, 3'-[2-cyanoethyl bis(1-methylethy;N4-BENZOYL-5'-O-DMT-2'-O-METHYLCYTIDINE 3'-CE PHOSPHORAMIDITE;2'-O-MOE-5Me-C(Bz)-3'-phosphoramidite;N4-Bz-5'-O-DMTr-2'-O-(2-methoxyethyl)-5-methylcytidine-3'-CED-phosphoramidite;N4-Benzoyl-5'-O-DMT-2'-O-(2-methoxyethyl)-5-methylcytidine 3'-CE phosphoramidite;N4-Benzoyl-5'-O-(4,4'-dimethoxytrityl)-2'-O-methylcytidine-3'-(2-cyanoethyl diisopropylphosphoramidite);N-Benzoyl-5'-O-[bis(4-methoxyphenyl)phenylmethyl]-2'-O-(2-methoxyethyl)-5-methylcytidine 3'-[2-cyanoethyl N,N-bis(1-methylethyl)phosphoramidite];N4-Benzoyl-5-methyl-5'-O-(4,4'-dimethoxytrityl)-2'-O-methoxyethyl-cytidine-3'-cyanoethyl phosphoramidite;5'-O-DMT-N4-Benzoyl-5-Methy-2'-O-(2-methoxyethyl)cytidine 3'-CE phosphoramidite;(2R,3R,4R,5R)-5-(4-Benzamido-5-methyl-2-oxopyrimidin-1(2H)-yl)-2-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-4-(2-methoxyethoxy)tetrahydrofuran-3-yl (2-cyanoethyl) diisopropylphosphoramidite;N-[1-[(2R,3R,4R,5R)-5-[[bis(4-methoxyphenyl)-phenylmethoxy]methyl]-4-[2-cyanoethoxy-[di(