| 1-((1-(4-methylphenyl)-5-oxo-3-pyrrolidinyl)carbonyl)-piperazin monohydroch |
| 1-((1-(4-methylphenyl)-5-oxo-3-pyrrolidinyl)carbonyl)piperazine monohydrochlo |
| p-tolyl-1 oxo-2 piperazinocarbonyl-4 pyrrolidine chlorhydrate |
| 1-((1-(4-methylphenyl)-5-oxo-3-pyrrolidinyl)carbonyl)-piperazinmonohydrochloride |
