| —— | 
                                        tert-butyl N-[(3R,4S,5S)-1-[[(2R,3R,4S,5R)-5-(benzylcarbamoyl)-3,4-dimethoxyoxolan-2-yl]methylamino]-3-hydroxy-5-methyl-1-oxoheptan-4-yl]-N-methylcarbamate | 
                                        1400463-79-7 | 
                                        C29H47N3O8 | 
                                        565.707 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        tert-butyl N-[[(2R,3R,4S,5R)-5-(benzylcarbamoyl)-3,4-dimethoxyoxolan-2-yl]methyl]carbamate | 
                                        1400436-55-6 | 
                                        C20H30N2O6 | 
                                        394.468 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        methyl (2R,3S,4R,5R)-3,4-dimethoxy-5-[[(2-methylpropan-2-yl)oxycarbonylamino]methyl]oxolane-2-carboxylate | 
                                        1400436-10-3 | 
                                        C14H25NO7 | 
                                        319.355 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (2R,3S,4R,5R)-3,4-dimethoxy-5-[[(2-methylpropan-2-yl)oxycarbonylamino]methyl]oxolane-2-carboxylic acid | 
                                        1400435-44-0 | 
                                        C13H23NO7 | 
                                        305.328 |