描述:
                                
                                                                                                                         (2R,11aR)-2-(tert-butyldimethylsilyloxy)-1,2,3,10,11,11a-hexahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepin-5-one                                                                                                                                                                                                                                                                                                          以53.6%的产率得到(2R,11aR)-2-hydroxy-10-[4-[(2-phenylbenzoyl)amino]benzoyl]-1,2,3,10,11,11a-hexahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepin-5-one