| —— | 
                                        3-acetyl-11β-aminohexahydrosantonin | 
                                        74493-42-8 | 
                                        C17H27NO4 | 
                                        309.406 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        Acetic acid (3R,3aS,5aS,8S,9S,9aS,9bR)-3-isocyanato-3,5a,9-trimethyl-2-oxo-dodecahydro-naphtho[1,2-b]furan-8-yl ester | 
                                        74493-55-3 | 
                                        C18H25NO5 | 
                                        335.4 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        3-acetyl-11β-carboxy-3α,4β,5α,6βH-hexahydrosantonin | 
                                        74493-41-7 | 
                                        C18H26O6 | 
                                        338.401 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (+)-11β-carboxy-3α,4β,5α,6βH-hexahydrosantonin | 
                                        74493-52-0 | 
                                        C16H24O5 | 
                                        296.364 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        Acetic acid (3S,3aS,5aS,8S,9S,9aS,9bS)-3-azidocarbonyl-3,5a,9-trimethyl-2-oxo-dodecahydro-naphtho[1,2-b]furan-8-yl ester | 
                                        74493-54-2 | 
                                        C18H25N3O5 | 
                                        363.414 |