Uridine, 2′-C-ethoxy-3′,5′-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-

Uridine, 2′-C-methoxy-3′,5′-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-

2,4(1H,3H)-Pyrimidinedione, 1-[2-C-(ethoxyphenylphosphinyl)-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[(trifluoroacetyl)[2-[(trifluoroacetyl)amino]ethyl]amino]-1-propynyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-5-[3-[(trifluoroacetyl)[2-[(trifluoroacetyl)amino]ethyl]amino]propyl]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]