| —— | 
                                        7-methyl-4-(4-methylphenyl)sulfonyl-19-propan-2-ylidenepentacyclo[10.6.1.02,11.04,9.013,18]nonadeca-2(11),6,13,15,17-pentaene-3,10-dione | 
                                        95056-19-2 | 
                                        C30H28O4S | 
                                        484.616 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        8-methyl-13-(propan-2-ylidene)-6a-tosyl-5,6a,7,10,10a,12-hexahydro-5,12-methanotetracene-6,11-dione | 
                                        96344-43-3 | 
                                        C30H28O4S | 
                                        484.616 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        4-(4-methylphenyl)sulfonyl-15-propan-2-ylidenetetracyclo[6.6.1.02,7.09,14]pentadeca-2(7),4,9,11,13-pentaene-3,6-dione | 
                                        95056-29-4 | 
                                        C25H20O4S | 
                                        416.497 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        dimethylvinylidene-bridged-1,4-anthraquinone | 
                                        95056-27-2 | 
                                        C18H14O2 | 
                                        262.308 |