S,S'-(1,4-Phenylene-Bis(1,2-Ethanediyl))Bis-Isothiourea

Pyridoxamine-5'-Phosphate

N-Isopropyl-N'-Hydroxyguanidine

5'-O-(N-Ethyl-Sulfamoyl)Adenosine

2'-Deoxyguanosine-5'-Triphosphate

Adenosine-5'-Ditungstate

2',3'-Dideoxyadenosine-5'-Triphosphate

Pyridoxine-5'-Phosphate

5'-O-[(L-Methionyl)-Sulphamoyl]Adenosine

2'-Deoxyuridine