with the use of pmr the ribose conformations have been studies in the temperature range -60 to +40 degrees c in nd3 solutions of adenosine ( a ) , guanosine ( g ) , inosine ( i ) , xanthsine ( x ) , purineriboside ( pr ) , 2-aminopurineriboside ( 2ampr ) , n6-isopentenyladenosine ( n6ipa ) , 8-bromoadenosine ( ia ) , and isopropylideneguanosine ( ig ) .
C0001443
adenosine
C0022218
isopentenyladenosine