| —— | 
                                        (2S,3aS,6aS,11bS)-3-[tert-butyl(dimethyl)silyl]-7-methyl-2-(4-methyl-2,6,7-trioxabicyclo[2.2.2]octan-1-yl)-1,2,3a,4,6,6a-hexahydropyrrolo[2,3-d]carbazol-5-one | 
                                        127130-89-6 | 
                                        C27H40N2O4Si | 
                                        484.711 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (2S,3aS,6aS,11bS)-3-acetyl-7-methyl-2-(4-methyl-2,6,7-trioxabicyclo[2.2.2]octan-1-yl)-1,2,3a,4,6,6a-hexahydropyrrolo[2,3-d]carbazol-5-one | 
                                        127130-90-9 | 
                                        C23H28N2O5 | 
                                        412.486 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        [3-hydroxy-2-(hydroxymethyl)-2-methylpropyl] (2S,3aS,6aS,11bS)-3-acetyl-7-methyl-5-oxo-1,2,3a,4,6,6a-hexahydropyrrolo[2,3-d]carbazole-2-carboxylate | 
                                        127130-91-0 | 
                                        C23H30N2O6 | 
                                        430.501 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (2S,3aS,6aS,11bS)-3-Acetyl-7-methyl-5-oxo-2,3,3a,4,5,6,6a,7-octahydro-1H-pyrrolo[2,3-d]carbazole-2-carboxylic acid | 
                                        127130-92-1 | 
                                        C18H20N2O4 | 
                                        328.368 |