1-[(2R,3aR,4R,6R,6aS)-2-[[[(1,1-Dimethylethyl)dimethylsilyl]oxy]methyl]hexahydro-3a-(phenylmethoxy)-4-[(phenylmethoxy)methyl]furo[3,4-b]furan-6-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2S,3aR,4R,6R,6aS)-Hexahydro-2-(hydroxymethyl)-3a-(phenylmethoxy)-4-[(phenylmethoxy)methyl]furo[3,4-b]furan-6-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(2R,3aR,4R,6R,6aS)-Hexahydro-2-(hydroxymethyl)-3a-(phenylmethoxy)-4-[(phenylmethoxy)methyl]furo[3,4-b]furan-6-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[3-C-[(2S)-3-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-2-hydroxypropyl]-3,5-bis-O-(phenylmethyl)-β-D-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[3-C-[(2R)-3-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-2-hydroxypropyl]-3,5-bis-O-(phenylmethyl)-β-D-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[3-C-(2,3-Dihydroxypropyl)-3,5-bis-O-(phenylmethyl)-β-D-arabinofuranosyl]-5-methyl-2,4(1H,3H)-pyrimidinedione

Uridine, 3′-C-(2,3-dihydroxypropyl)-5-methyl-3′,5′-bis-O-(phenylmethyl)-, 2′-methanesulfonate

2,4(1H,3H)-Pyrimidinedione, 5-methyl-1-[3-C-(oxiranylmethyl)-3,5-bis-O-(phenylmethyl)-β-D-arabinofuranosyl]-