1173824-58-2 
 
2036-13-7 
 
7-(3,5-di-O-benzoyl-2,2-difluoro-2-deoxy-α/β-D-ribofuranosyl)purine-6-carbonitrile 
 
9-(3,5-di-O-benzoyl-2,2-difluoro-2-deoxy-α-D-ribofuranosyl)purine-6-carbonitrile 
 
9-(3,5-di-O-benzoyl-2,2-difluoro-2-deoxy-β-D-ribofuranosyl)purine-6-carbonitrile 
[1]Mabry;Jones;Chou;Colacino;Grindey;Worzalla;Pearce[NucleosidesandNucleotides,1994,vol.13,#5,p.1125-1133]