| —— | 
                                        methyl (2S,3S,4aR,6S,8E,8aR)-8-(2-ethoxy-2-oxoethylidene)-2,3-dimethoxy-2,3-dimethyl-6-phenylselanylcarbonyloxy-4a,5,7,8a-tetrahydrobenzo[b][1,4]dioxine-6-carboxylate | 
                                        183474-96-6 | 
                                        C25H32O10Se | 
                                        571.483 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        [(2S,3S,4aR,6S,8E,8aR)-8-(2-ethoxy-2-oxoethylidene)-2,3-dimethoxy-6-methoxycarbonyl-2,3-dimethyl-4a,5,7,8a-tetrahydrobenzo[b][1,4]dioxin-6-yl] imidazole-1-carboxylate | 
                                        183474-93-3 | 
                                        C22H30N2O10 | 
                                        482.488 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl (1S,2R,4S,5S,7R,9S)-1-(2-ethoxy-2-oxoethyl)-4,5-dimethoxy-4,5-dimethyl-11-oxo-3,6,10-trioxatricyclo[7.2.1.02,7]dodecane-9-carboxylate | 
                                        183474-98-8 | 
                                        C19H28O10 | 
                                        416.425 |