[1-Amino-1-(4-{[((3S,6S,8aS)-6-hydroxy-6-methyl-5-oxo-octahydro-indolizine-3-carbonyl)-amino]-methyl}-phenyl)-meth-(Z)-ylidene]-carbamic acid benzyl ester                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
盐酸   、                                                                                                  
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙酸乙酯                                                                                  为溶剂,
                                                                                                                                                                                        以100%的产率得到(3S,6S,8aS)-6-Hydroxy-6-methyl-5-oxo-octahydro-indolizine-3-carboxylic acid 4-carbamimidoyl-benzylamide; hydrochloride