the purine nucleosides and their analogues included : 2'chlorodeoxyadenosine ( cda ) , 2'deoxyadenosine ( adr ) , 3'deoxyadenosine ( 3'adr ) ( cordycepin ) , adenosine ( ar ) , adenine arabinoside ( ara-a ) , deoxyguanosine ( gdr ) and guanine arabinoside ( ara-g ) .
C0034136
purine nucleosides
C0001443
adenosine