p. 2695 - 2704
(2007/10/02)3-(tert-butyldimethylsilyloxy)propyl bromide
9-<(1'β,4'β)-4'-hydroxycyclopent-2'-enyl>-6-methoxy-2-(N-monomethoxytriphenylmethylamino)purine
2-Amino-6-chloropurin
2-amino-9<(1'β,4'β)-4'-hydroxycyclopent-2'-enyl>-6-methoxypurine
2-amino-6-chloro-9<(1'β,4'β)-4'-hydroxycyclopent-2'-enyl>purine
9-<(1'β,4'β)-4'-<3''-(diethylphosphonomethoxy)propoxy>cyclopent-2'-enyl>-6-methoxy-2-(N-monomethoxytriphenylmethylamino)purine
9-<(1'β,4'β)-4'-<(3''-ethylphosphonomethoxy)propoxy>cyclopent-2'-enyl>-6-methoxy-2-(N-monomethoxytriphenylmethylamino)purine
9-<(1'β,4'β)-4'-(3''-hydroxypropoxy)cyclopent-2'-enyl>-6-methoxy-2-(N-monomethoxytriphenylmethylamino)purine