| 
                                    标题
                                 | 
                                
                                    
                                        
                                                
                                                    | 
                                                        Zopiclone N-Oxide (Eszopiclone Impurity A)
                                                     | 
                                                 
                                            
                                     
                                 | 
                            
                        
                            
                                | 
                                    IUPAC标准名
                                 | 
                                
                                    
                                        
                                                
                                                    | 
                                                        4-({[6-(5-chloropyridin-2-yl)-7-oxo-5H,6H,7H-pyrrolo[3,4-b]pyrazin-5-yl]oxy}carbonyl)-1-methylpiperazin-1-ium-1-olate
                                                     | 
                                                 
                                            
                                     
                                 | 
                            
                        
                            
                                | 
                                    IUPAC传统名
                                 | 
                                
                                    
                                        
                                                
                                                    | 
                                                        4-({[6-(5-chloropyridin-2-yl)-7-oxo-5H-pyrrolo[3,4-b]pyrazin-5-yl]oxy}carbonyl)-1-methylpiperazin-1-ium-1-olate
                                                     | 
                                                 
                                            
                                     
                                 | 
                            
                        
                            
                                | 
                                    别名
                                 | 
                                
                                    
                                        
                                                
                                                    | 
                                                        1-Piperazine-carboxylic Acid 4-Methyl-4-oxide 6-(5-Chloro-pyridin-2-yl)-7-oxo-6,7-dihydro-5H-pyrrolo[3,4-b]pyrazin-5yl Ester
                                                     | 
                                                 
                                            
                                                
                                                    | 
                                                        Eszopiclone Impurity A
                                                     | 
                                                 
                                            
                                                
                                                    | 
                                                        RP 29753
                                                     | 
                                                 
                                            
                                     
                                 |