p. 1897 - 1900
(1998)CYTIDINE
4,4'-dimethoxytrityl chloride
N4-[(allyloxy)carbonyl]cytidine
{1-[(2R,3R,4R,5R)-4-(Allyloxy-diisopropylamino-phosphanyloxy)-5-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-3-(tert-butyl-dimethyl-silanyloxy)-tetrahydro-furan-2-yl]-2-oxo-1,2-dihydro-pyrimidin-4-yl}-carbamic acid allyl ester
{1-[(2R,3R,4R,5R)-5-[Bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-3-(tert-butyl-dimethyl-silanyloxy)-4-hydroxy-tetrahydro-furan-2-yl]-2-oxo-1,2-dihydro-pyrimidin-4-yl}-carbamic acid allyl ester