2',3'-di-O-p-toluenesulfonyl-2',3'-secoadenosine

[[(2R,3S,5R)-5-(6-aminopurin-9-yl)-3-hydroxyoxolan-2-yl]methoxy-hydroxyphosphoryl]formic acid

2',3'-di-O-p-toluenesulfonyl-5'-O-(triphenylmethyl)-2',3'-secoadenosine

5'-O,N6-bis(triphenylmethyl)-2',3'-secoadenosine