p. 267 - 270
(2001)3-O-benzyl-2-deoxy-2-(4,4'-dimethoxytriryloxymethyl)-4-C-hydroxymethyl-1-α-methyl-D-ribofuranose
(1R,3R,4R,8S)-1-acetoxymethyl-3-(N2-acetylguanin-9-yl)-8-benzyloxy-2,6-dioxabicyclo<3.2.1>octane
(1R,3S,4R,8S)-1-acetoxymethyl-3-(N2-acetylguanin-9-yl)-8-benzyloxy-2,6-dioxabicyclo<3.2.1>octane
(1R,3S,4R,8S)-1-acetoxymethyl-3-(N2-acetylguanin-7-yl)-8-benzyloxy-2,6-dioxabicyclo<3.2.1>octane
3-O-benzyl-2-deoxy-2-(4,4'-dimethoxytrityloxymethyl)-1-α-methyl-D-ribofuranose