| —— | <4S,5S,1'R,2'S>-4-(3-Benzyloxy-1',2'-O-isopropylidenedioxy)propyl-5-methoxy-7-N-(4-methoxybenzyl)-1,7-diaza-3-oxabicyclo<3.3.0>octane-2,6,8-trione | 133908-95-9 | C27H30N2O9 | 526.543 | 
                                                                                                                                            
                                        | —— | <4S,5R,1'R,2'S>-4-(3-Benzyloxy-1',2'-O-isopropylidenedioxy)propyl-5-methoxy-7-N-(4-methoxybenzyl)-1,7-diaza-3-oxabicyclo<3.3.0>octane-2,6,8-trione | 133908-97-1 | C27H30N2O9 | 526.543 | 
                                                                                                                                            
                                        | —— | <5S,1'R,2'S,3'S>-5-(4'-benzyloxy-2',3'-O-isopropylidenedioxy-1'-hydroxy)butyl-5-methoxy-3-N-(4-methoxybenzyl)hydantoin | 133909-12-3 | C26H32N2O8 | 500.549 | 
                                                                                                                                            
                                        | —— | <5S,1'S,2'S,3'S>-5-(4'-benzyloxy-2',3'-O-isopropylidenedioxy-1'-hydroxy)butyl-5-methoxy-3-(4-methoxybenzyl)hydantoin | 133909-11-2 | C26H32N2O8 | 500.549 |