| —— | 
                                        benzyl (3aR,4S,6R,6aS)-4-hydroxytetrahydro-3aH-spiro[cyclopenta[d][1,3]dioxole-2,1'-cyclopentane]-6-ylcarbamate | 
                                        1402150-14-4 | 
                                        C18H23NO5 | 
                                        333.384 | 
                                    
                                                                                                                                            
                                        | N-[(3aS,4R,6S,6aR)-四氢-6-(2-羟基乙氧基)-2,2-二甲基-4H-环戊烯并-1,3-二氧杂环戊烷-4-基]氨基甲酸苯甲酯 | 
                                        N-[(3aS,4R,6S,6aR)-tetrahydro-6-(2-hydroxyethoxy)-2,2-dimethyl-4H-cyclopenta-1,3-dioxolan-4-yl]benzyl carbamate | 
                                        274693-54-8 | 
                                        C18H25NO6 | 
                                        351.4 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        ethyl 2-((3aS,4R,6S,6aR)-4-(benzyloxycarbonylamino)-tetrahydro-3aH-spiro[cyclopenta[d][1,3]dioxole-2,1'-cyclopentane]-6-yloxy)acetate | 
                                        1402150-15-5 | 
                                        C22H29NO7 | 
                                        419.475 | 
                                    
                                                                                                                                            
                                        | N-[(3aS,4R,6S,6aR)-四氢-6-羟基-2,2-二甲基-4H-环戊烯并-1,3-二氧戊环-4-基]氨基甲酸苄酯 | 
                                        benzyl ((3aS,4R,6S,6aR)-6-hydroxy-2,2-dimethyltetrahydro-4H-cyclopenta[d][1,3]dioxol-4-yl)carbamate | 
                                        274693-53-7 | 
                                        C16H21NO5 | 
                                        307.346 | 
                                    
                                                                                                                                            
                                        | 苄基(1R,2S,3S,4S)-2,3-二羟基-4-(2-羟基乙氧基)-环戊基氨基甲酸酯 | 
                                        benzyl (1R,2S,3S,4S)-2,3-dihydroxy-4-(2-hydroxyethoxy)-cyclopentylcarbamate | 
                                        1402150-24-6 | 
                                        C15H21NO6 | 
                                        311.335 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (3aR,4S,6R,6aS)-6-aminospiro[4,5,6,6a-tetrahydro-3aH-cyclopenta[d][1,3]dioxole-2,1'-cyclopentane]-4-ol | 
                                        1402150-13-3 | 
                                        C10H17NO3 | 
                                        199.25 | 
                                    
                                                                                                                                            
                                        | (3aR,4S,6R,6aS)-6-氨基四氢-2,2-二甲基-4H-环戊烯并-1,3-二氧杂环戊烷-4-醇 | 
                                        (3aR,4S,6R,6aS)-6-amino-2,2-dimethyltetrahydro-3aH-cyclopenta[d][1,3]dioxol-4-ol | 
                                        155899-66-4 | 
                                        C8H15NO3 | 
                                        173.212 |