8- (4- Chlorophenylthio)- N6- phenyladenosine- 3', 5'- cyclic monophosphate ( 8-CPT-6-Phe-cAMP ), sodium salt
8- Bromoadenosine- 2', 3'- cyclic monophosphate ( 8-Br-2',3'-cAMP ), sodium salt
8- Bromoadenosine- 2', 3'- cyclic monophosphorothioate, exo / Sp- isomer ( Sp-8-Br-2',3'-cAMPS ), sodium salt