NC77718
Uridine, 2′-O-[bis[2-(acetyloxy)ethoxy]methyl]-5′-O-[21-[(3aS,4S,6aR)-1-[4-(1,1-dimethylethyl)benzoyl]hexahydro-2-oxo-1H-thieno[3,4-d]imidazol-4-yl]-3,3-dimethyl-1,1-bis(1-methylethyl)-6,17-dioxo-2,10,13-trioxa-7,16-diaza-1-silaheneicos-1-yl]-, 3′-[methyl bis(1-methylethyl)phosphoramidite]