| —— | 
                                        ethyl (Z)-5-((3aS,5R,6R,6aS)-5-hydroxy-6-((3S,4S,E)-3-hydroxy-4-methylnon-1-en-6-yn-1-yl)-1,3a,4,5,6,6a-hexahydropentalen-2-yl)pent-4-enoate | 
                                        130272-19-4 | 
                                        C25H36O4 | 
                                        400.558 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (Z)-ethyl 5-((3aS,5R,6R,6aS)-6-((4S,E)-3-hydroxy-4-methylnon-1-en-6-yn-1-yl)-5-((tetrahydro-2H-pyran-2-yl)oxy)-1,3a,4,5,6,6a-hexahydropentalen-2-yl)pent-4-enoate | 
                                        110408-94-1 | 
                                        C30H44O5 | 
                                        484.676 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        ethyl (Z)-5-((3aS,5R,6R,6aS)-6-((S,E)-4-methyl-3-oxonon-1-en-6-yn-1-yl)-5-((tetrahydro-2H-pyran-2-yl)oxy)-1,3a,4,5,6,6a-hexahydropentalen-2-yl)pent-4-enoate | 
                                        130272-16-1 | 
                                        C30H42O5 | 
                                        482.66 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        ethyl (Z)-5-[(3aS,5R,6S,6aS)-6-(hydroxymethyl)-5-(oxan-2-yloxy)-1,3a,4,5,6,6a-hexahydropentalen-2-yl]pent-4-enoate | 
                                        98643-29-9 | 
                                        C21H32O5 | 
                                        364.482 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (Z)-5-[(3aS,5R,6R,6aS)-6-Formyl-5-(tetrahydro-pyran-2-yloxy)-1,3a,4,5,6,6a-hexahydro-pentalen-2-yl]-pent-4-enoic acid ethyl ester | 
                                        98643-35-7 | 
                                        C21H30O5 | 
                                        362.466 |