[2r]-Piperazine-2-carboxylic acid di-(r)-camphor-10-sulfonic acid salt   、                                                                                      [2R]-4-t-butoxycarbonyl-1-heptyl-2-hydroxymethylpiperazine   、                                                                                      
三氟乙酸   、                                                                                                                                                                                                                                                                                    以
                                                                                         
二氯甲烷                                                                                  为溶剂,
                                                                                                                                                                                        以gave an oil (0.275 g)的产率得到[2R]-1-heptyl-4-[2-(R,S)-hydroxy-2-(6-methoxyquinolin-4-yl)ethyl]-2-hydroxymethylpiperazine