 
                AD015395
                    (2R,3R,4S,5S)-2-(6-Amino-9H-purin-9-yl)-5-(iodomethyl)tetrahydrofuran-3,4-diol
                    
                        4099-81-4
                        
                        
                    
                    
                
                    
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                AD015407
                    (2R,3S,5R)-5-(2,6-Diamino-9H-purin-9-yl)-2-(hydroxymethyl)tetrahydrofuran-3-ol
                    
                        4546-70-7
                        
                        
                    
                    
                
                    
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