| —— | 
                                        ethyl (2S)-2-amino-4,4-difluoro-4-[(2R,3R,4S,5S,6R)-3,4,5-tris(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-yl]butanoate | 
                                        1383731-42-7 | 
                                        C40H45F2NO7 | 
                                        689.797 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        ethyl (2R)-2-amino-4,4-difluoro-4-[(2R,3R,4S,5S,6R)-3,4,5-tris(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-yl]butanoate | 
                                        1383731-41-6 | 
                                        C40H45F2NO7 | 
                                        689.797 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        ethyl (2R)-4,4-difluoro-2-(phenylmethoxycarbonylamino)-4-[(2R,3R,4S,5S,6R)-3,4,5-tris(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-yl]butanoate | 
                                        1383731-47-2 | 
                                        C48H51F2NO9 | 
                                        823.931 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        (2R)-4,4-difluoro-2-(phenylmethoxycarbonylamino)-4-[(2R,3R,4S,5S,6R)-3,4,5-tris(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-yl]butanoic acid | 
                                        1383731-52-9 | 
                                        C46H47F2NO9 | 
                                        795.877 | 
                                    
                                                                                                                                            
                                        | —— | 
                                        benzyl (2S)-2-[[(2S)-2-[[(2R)-4,4-difluoro-2-(phenylmethoxycarbonylamino)-4-[(2R,3R,4S,5S,6R)-3,4,5-tris(phenylmethoxy)-6-(phenylmethoxymethyl)oxan-2-yl]butanoyl]amino]propanoyl]amino]propanoate | 
                                        1383731-56-3 | 
                                        C59H63F2N3O11 | 
                                        1028.16 |