| —— | 14β-3-methoxy-6-oxaestra-1,3,5(10),8-tetraen-7-oxo-17-ol | 75671-29-3 | C18H20O4 | 300.354 | 
                                                                                                                                            
                                        | —— | (+/-)-3,17β-dihydroxy-6-oxaestra-1,3,5(10),8(9)-tetraen-7-one | 82738-11-2 | C17H18O4 | 286.328 | 
                                                                                                                                            
                                        | —— | 14β-3-methoxy-6-oxaestra-1,3,5(10),8-tetraen-7,17-dione | 75676-23-2 | C18H18O4 | 298.339 | 
                                                                                                                                            
                                        | —— | 3-methoxy-6-oxaestra-1,3,5(10),8,14-pentaen-7-oxo-17-ethylene acetal | 75671-22-6 | C20H20O5 | 340.376 | 
                                                                                                                                            
                                        | —— | (+/-)-30hydroxy-6-oxaestra-1,3,5(10),8(9)-tetraene-7,17-dione | 82738-10-1 | C17H16O4 | 284.312 | 
                                                                                                                                            
                                        | —— | 14β-3-methoxy-16-bromo-6-oxaestra-1,3,5(10),8-tetraen-7,17-dione | 75671-30-6 | C18H17BrO4 | 377.235 | 
                                                                                                                                            
                                        | —— | 14β-3-methoxy-6-oxaestra-1,3,5(10),8,15-pentaen-7,17-dione | 75671-21-5 | C18H16O4 | 296.323 | 
                                                                                                                                            
                                        | —— | 3-methoxy-6-oxaestra-1,3,5(10),8,14-pentaen-7,17-dione | 75671-23-7 | C18H16O4 | 296.323 | 
                                                                                                                                            
                                        | —— | 3-methoxy-8,14-seco-6-oxaestra-1,3,5(10),8-tetraen-7,14,17-trione | 910614-90-3 | C18H18O5 | 314.338 |