N2- (6- Aminohexyl)guanosine- 3', 5'- cyclic monophosphate ( 2-AH-cGMP )
N²- (6- (6-[Biotinyl]aminohexanoyl)aminohexyl)guanosine- 3', 5'- cyclic monophosphate, sodium salt ( 2-Biotin-14-cGMP / 2-[Biotin]-AH-cGMP )
2- (6- (6- [Biotinyl]aminohexanoyl)aminohexylamino)adenosine- 3', 5'- cyclic monophosphate ( 2-Biotin-15-cAMP / 2-[Biotin]-AHA-cAMP ), sodium salt