| —— | 
                                        (Z,4S,7R)-7-[(1R,3aS,4E,7aR)-4-[(2E)-2-[(3S,5R)-3,5-bis[[tert-butyl(dimethyl)silyl]oxy]-2-methylidenecyclohexylidene]ethylidene]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-1-yl]-3-ethyl-4-methyloct-5-en-3-ol | 
                                        1401239-21-1 | 
                                        C42H76O3Si2 | 
                                        685.235 | 
                                    
                                                                                                                                            
                                        | (1Α,3Β,5E,7E)-20-羟甲基-9,10-开环胆甾-1,3,-双叔丁基二甲基硅氧基-5,7,10(19)-三烯 | 
                                        (1S),3(R)-bis<(tert-butyldimethylsilyl)oxy>-20(S)-(hydroxymethyl)-9,10-secopregna-5(E),7(E),10(19)-triene | 
                                        128387-35-9 | 
                                        C34H62O3Si2 | 
                                        575.035 | 
                                    
                                                                                                                                            
                                        | (1S,3R,5E,7E)-1,3-二-[(叔-丁基二甲基硅烷基)氧基]-9,10-开环孕甾-5,7,10-三烯-20-甲醛 | 
                                        (5E,7E)-(1S,3R,20S)-1,3-bis<<(1,1-dimethylethyl)dimethylsilyl>oxy>-20-methyl-9,10-secopregna-5,7,10(19)-trien-21-al | 
                                        112828-13-4 | 
                                        C34H60O3Si2 | 
                                        573.02 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl (Z,2S,5R)-5-[(1R,3aS,4E,7aR)-4-[(2E)-2-[(3S,5R)-3,5-bis[[tert-butyl(dimethyl)silyl]oxy]-2-methylidenecyclohexylidene]ethylidene]-7a-methyl-2,3,3a,5,6,7-hexahydro-1H-inden-1-yl]-2-methylhex-3-enoate | 
                                        1186587-47-2 | 
                                        C39H68O4Si2 | 
                                        657.138 |