| —— | 
                                        (1S,2aS,5aS,8aR,8bS)-8b-(tert-Butyl-dimethyl-silanyloxymethyl)-7,7-dimethyl-1-(tetrahydro-pyran-2-yloxy)-decahydro-5-oxa-cyclobuta[e]azulen-4-one | 
                                        79813-71-1 | 
                                        C25H44O5Si | 
                                        452.707 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (1R,2aR,5aR,8aS,8bR)-8b-(tert-Butyl-dimethyl-silanyloxymethyl)-3-hydroxymethyl-7,7-dimethyl-1-(tetrahydro-pyran-2-yloxy)-decahydro-5-oxa-cyclobuta[e]azulen-4-one | 
                                        78001-84-0 | 
                                        C26H46O6Si | 
                                        482.733 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (1R,5aR,8aS,8bS)-8b-(tert-Butyl-dimethyl-silanyloxymethyl)-1-hydroxy-3-hydroxymethyl-7,7-dimethyl-1,2,5a,6,7,8,8a,8b-octahydro-5-oxa-cyclobuta[e]azulen-4-one | 
                                        79813-05-1 | 
                                        C21H36O5Si | 
                                        396.599 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (1S,5aS,8aR,8bR)-8b-(tert-Butyl-dimethyl-silanyloxymethyl)-3-(1-ethoxy-ethoxymethyl)-1-hydroxy-7,7-dimethyl-1,2,5a,6,7,8,8a,8b-octahydro-5-oxa-cyclobuta[e]azulen-4-one | 
                                        79745-96-3 | 
                                        C25H44O6Si | 
                                        468.706 |