N6-benzoyl-3'-(<(tert-butyl)diphenylsilyloxy>methyl)-2',3',5'-trideoxy-5'-<(tritylthio)methyl>-1'a-carbaadenosine

(1R,5R,6S)-6-(<(tert-butyl)diphenylsilyloxy>methyl)-2-oxabicyclo<3.2.1>octan-3-one

methyl (1R,2S,4S)-2-(<(tert-butyl)diphenylsilyloxy>methyl)-4-hydroxycyclopentaneacetate

methyl (1R,2S,4S)-2-(<(tert-butyl)diphenylsilyloxy>methyl)-4-(formyloxy)cyclopentaneacetate

N6-benzoyl-3'-(<(tert-butyl)diphenylsilyloxy>methyl)-2',3',5'-trideoxy-5'-(mercaptomethyl)-1'a-carbaadenosine