| —— | (R)-((4R)-3-benzoyl-5t-chloro-2,2-dimethyl-thiazolidine-4r-carbonylamino)-(4-benzyloxy-phenyl)-acetic acid benzyl ester | 67509-36-8 | C35H33ClN2O5S | 629.176 | 
                                                                                                                                            
                                        | —— | (S)-((1R)-2-benzoyl-3,3-dimethyl-7-oxo-(1rH,5cH)-4-thia-2,6-diaza-bicyclo[3.2.0]hept-6-yl)-(4-benzyloxy-phenyl)-acetic acid benzyl ester | 67180-02-3 | C35H32N2O5S | 592.715 | 
                                                                                                                                            
                                        | —— | (R)-((1R)-2-benzoyl-3,3-dimethyl-7-oxo-(1rH,5cH)-4-thia-2,6-diaza-bicyclo[3.2.0]hept-6-yl)-(4-benzyloxy-phenyl)-acetic acid benzyl ester | 67529-85-5 | C35H32N2O5S | 592.715 | 
                                                                                                                                            
                                        | —— | (R)-(4-benzyloxy-phenyl)-((1S)-7-oxo-3-phenyl-(1rH,5cH)-4-oxa-2,6-diaza-bicyclo[3.2.0]hept-2-en-6-yl)-acetic acid benzyl ester | 67529-86-6 | C32H26N2O5 | 518.569 |