Not less than -95.0%
2-Nitroso-octahydrocyclopenta[c]pyrrole;N-Nitroso-3-azabicyclo[3.3.0]octane; Octahydro-2-nitrosocyclopenta[c]pyrrole; 3-Nitroso-3-azabicyclo[3.3.0]octane