(1S,3aS,6aR)-2-((R)-2-Hydroxy-1-phenyl-ethyl)-4,6-dioxo-5-phenyl-octahydro-pyrrolo[3,4-c]pyrrole-1-carboxylic acid ethyl ester                                                                                                                                                              在
                                                                                                                                                                                 
三乙基硼氢化锂                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        以80%的产率得到(1S,3aS,4R,6aR)-4-Hydroxy-2-((R)-2-hydroxy-1-phenyl-ethyl)-6-oxo-5-phenyl-octahydro-pyrrolo[3,4-c]pyrrole-1-carboxylic acid ethyl ester