3,4-di-O-benzyl-2-deoxy-D-erythro-pentose diethyl dithioacetal

3,5-di-O-benzyl-2-deoxy-D-erythro-pentose diethyl dithioacetal

3,5-di-O-benzyl-2-deoxy-4-O-methanesulphonyl-D-erythro-pentose diethyl dithioacetal

dimethyl ((((2R,3S,5R)-5-(7-amino-3H-imidazo[4,5-b]pyridin-3-yl)-3-hydroxytetrahydrofuran-2-yl)methoxy)(hydroxy)phosphoryl)-L-aspartate

2'-deoxy-1-deazaadenosine-5'-methylglycinyl phosphoramidate