p. 1243 - 1253
(2007)(3R,4R)-1-N-tert-butyloxycarbonyl-3,4-dihydroxypyrrolidine
4,4'-dimethoxytrityl chloride
(3R,4R)-4-(adenin-9-yl)-1-N-tert-butyloxycarbonyl-3-(4,4'-dimethoxytrityloxy)pyrrolidine
(3R,4S)-4-(adenin-9-yl)-1-N-tert-butyloxycarbonyl-3-(4,4'-dimethoxytrityloxy)pyrrolidine
(3R,4R)-1-N-tert-butyloxycarbonyl-3-(4,4'-dimethoxytrityloxy)-4-(thymin-1-yl)-pyrrolidine
(3R,4S)-1-N-tert-butyloxycarbonyl-3-(4,4'-dimethoxytrityloxy)-4-(thymin-1-yl)-pyrrolidine
(3S,4R)-1-N-tert-butyloxycarbonyl-4-(4,4'-dimethoxytrityloxy)-3-mesyloxy-pyrrolidine