| —— | 
                                        (2S,3aS,3'aS,5R,7S,7'S,7aS,7'aS)-7,7'-dimethyl-2-[(1S,3R)-1,3,4-trihydroxybutyl]spiro[2,3,3a,6,7,7a-hexahydrofuro[3,2-b]pyran-5,5'-3a,6,7,7a-tetrahydro-3H-furo[3,2-b]pyran]-2'-one | 
                                        214484-00-1 | 
                                        C19H30O8 | 
                                        386.442 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (2S,3aS,3'aS,5R,7S,7'S,7aS,7'aS)-2-[(1S,3R)-4-[tert-butyl(diphenyl)silyl]oxy-1,3-dihydroxybutyl]-7,7'-dimethylspiro[2,3,3a,6,7,7a-hexahydrofuro[3,2-b]pyran-5,5'-3a,6,7,7a-tetrahydro-3H-furo[3,2-b]pyran]-2'-one | 
                                        214484-10-3 | 
                                        C35H48O8Si | 
                                        624.847 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (2S,3aS,3'aS,5R,7S,7'S,7aS,7'aS)-2-[(1S,3R)-4-[tert-butyl(diphenyl)silyl]oxy-1,3-bis[tri(propan-2-yl)silyloxy]butyl]-7,7'-dimethylspiro[2,3,3a,6,7,7a-hexahydrofuro[3,2-b]pyran-5,5'-3a,6,7,7a-tetrahydro-3H-furo[3,2-b]pyran]-2'-one | 
                                        214483-89-3 | 
                                        C53H88O8Si3 | 
                                        937.533 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl 2-[(2S,2'S,3'S,3aS,4'S,5R,7S,7aS)-2-[(1S,3R)-4-[tert-butyl(diphenyl)silyl]oxy-1,3-bis[tri(propan-2-yl)silyloxy]butyl]-3'-hydroxy-4',7-dimethylspiro[2,3,3a,6,7,7a-hexahydrofuro[3,2-b]pyran-5,6'-oxane]-2'-yl]acetate | 
                                        440643-02-7 | 
                                        C54H92O9Si3 | 
                                        969.576 |