| —— | 
                                        3,3-Dimethyl-1H,6H-3,4-dihydropyrano<4,3-c>-<2>benzopyran-1,4,6-trione | 
                                        76489-06-0 | 
                                        C14H10O5 | 
                                        258.23 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        5-Benzyl-3,3-dimethyl-5-hydroxy-3,4,5,6-tetrahydro-1H-pyrano<4,3-c>isoquinoline-1,6-dione | 
                                        76489-10-6 | 
                                        C21H19NO3 | 
                                        333.387 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        3,3,5-Trimethyl-1H-3,4,5,6-tetrahydropyrano<4,3-c>isoquinoline-1,6-dione | 
                                        76489-09-3 | 
                                        C15H15NO3 | 
                                        257.289 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        3,3-Dimethyl-3,4,5,6-tetrahydro-1H-pyrano<4,3-c>isoquinoline-1,6-dione | 
                                        76489-07-1 | 
                                        C14H13NO3 | 
                                        243.262 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        3,3-Dimethyl-5-hydroxy-3,4,5,6-tetrahydro-1H-pyrano<4,3-c>isoquinoline-1,6-dione | 
                                        76489-12-8 | 
                                        C14H13NO4 | 
                                        259.262 |