1-(2-O-acetyl-5-O-monomethoxytrityl-β-D-arabinofuranosyl)-uracil
Phosphoric acid 4,7-bis-{(2-phenoxy-acetyl)-[3-(2-phenoxy-acetylamino)-propyl]-amino}-heptyl ester (2R,3S,4R,5R)-2-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-hydroxy-5-hydroxymethyl-tetrahydro-furan-3-yl ester methyl ester
C67H95N6O18PSi2
4-Oxo-pentanoic acid (2R,3R,4S,5R)-4-[bis-(4-methoxy-phenyl)-phenyl-methoxy]-5-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-3-hydroxy-tetrahydro-furan-2-ylmethyl ester
4-Oxo-pentanoic acid (2R,3S,4R,5R)-5-[bis-(4-methoxy-phenyl)-phenyl-methoxymethyl]-2-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-hydroxy-tetrahydro-furan-3-yl ester