benzyl 3-<2-(dimethylamino)ethyl>-5-<2-(3,4-dimethyl-4-phenyl-2,5-dioxo-1-imidazolidinyl)ethyl>-1H-indole-2-carboxylate                                                                                                                                                              在
                                                                                                                                         palladium on activated charcoal                                                                                                                                                                                                                               
氢气                                                                                                                                  作用下,
                                                                                                                以
                                                                                         
乙醇   、                                                                                         
乙酸乙酯                                                                                  为溶剂,
                                                                                                                                                                                        以89%的产率得到3-<2-(dimethylamino)ethyl>-5-<2-(3,4-dimethyl-4-phenyl-2,5-dioxo-1-imidazolidinyl)ethyl>-1H-indole-2-carboxylic acid