Pyrazinone
                            Order
                            834883-00-0
                            
                                2(1H)-Pyrazinone,5-ethoxy-3,6-dihydro-3-methyl-6-(1-methylethyl)-1-(phenylmethyl)-,(3S,6S)-
                            
                        
                        
                        
                        
                        
                            Order
                            113461-94-2
                            
                                2(1H)-Pyrazinone,1-(phenylmethyl)-3,6-bis[(2,4,5-trimethoxy-3-methylphenyl)methyl]-
                            
                        
                        
                            Order
                            83831-25-8
                            
                                2(1H)-Pyrazinone, 4-amino-3,4-dihydro-3-imino-1-beta-D-ribofuranosyl-,  monohydrochloride