| —— | 
                                        2-{2-[(8R,9S,13S,14S,16R,17S)-17-(tert-Butyl-dimethyl-silanyloxy)-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-16-yl]-ethyl}-8-hydroxy-octanoic acid methyl ester | 
                                        185610-80-4 | 
                                        C36H60O5Si | 
                                        600.955 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2-{2-[(8R,9S,13S,14S,16R,17S)-17-(tert-Butyl-dimethyl-silanyloxy)-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-16-yl]-ethyl}-octanedioic acid 1-methyl ester | 
                                        1062261-13-5 | 
                                        C36H58O6Si | 
                                        614.938 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2-{2-[(8R,9S,13S,14S,16R,17S)-17-(tert-Butyl-dimethyl-silanyloxy)-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-16-yl]-ethyl}-8-(tetrahydro-pyran-2-yloxy)-octanoic acid methyl ester | 
                                        185610-73-5 | 
                                        C41H68O6Si | 
                                        685.073 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        2-{2-[(8R,9S,13S,14S,16R,17S)-17-(tert-Butyl-dimethyl-silanyloxy)-3-methoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-16-yl]-ethyl}-8-isobutoxycarbonyloxy-8-oxo-octanoic acid methyl ester | 
                                        1061358-75-5 | 
                                        C41H66O8Si | 
                                        715.056 |