[(2S,3R)-3-((S)-1-Carbamoyl-2-phenyl-ethylcarbamoyl)-2-hydroxycarbamoyl-5-methyl-hexylsulfanyl]-acetic acid methyl ester                                                                                                                                                              在
                                                                                                                                                                                 lithium hydroxide                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
甲醇                                                                                  为溶剂,
                                                                                                                                                                                        生成                                                 2-[(2S,3R)-3-[[(2S)-1-amino-1-oxo-3-phenylpropan-2-yl]carbamoyl]-2-(hydroxycarbamoyl)-5-methylhexyl]sulfanylacetic acid