Piperazine, 1-(4-((7-chloro-4-quinolinyl)amino)benzoyl)-4-methyl-   、                                                                                      
1-methyl-4-(4-quinolin-4-ylamino-benzoyl)-piperazine   、                                                                                      1-[p-[(7-Chloro-4-quinolyl)amino]benzoyl]-4-butylpiperazine   、                                                                                      
(4-Benzyl-piperazin-1-yl)-[4-(7-chloro-quinolin-4-ylamino)-phenyl]-methanone   、                                                                                      
[4-(6-Methoxy-quinolin-4-ylamino)-phenyl]-(4-methyl-piperazin-1-yl)-methanone   、                                                                                      1-[p-[(5-Isobutoxy-4-quinolyl)amino]benzoyl]-4-methylpiperazine   、                                                                                      1-[p-[(7-Methyl-4-quinolyl)amino]benzoyl]-4-methylpiperazine   、                                                                                      1-[p-[(6-Isopropyl-4-quinolyl)amino] benzoyl]-4-methylpiperazine   、                                                                                         、                                                                                         、                                                                                                                                                                                                                                                                                                                                                                                                以and 1-[p-[(7-chloro-4 -quinolyl)-N-ethylamino]benzoyl]-4-methylpiperazine,respectively, there is obtained 1-[p-[(4 -quinolyl)amino]benzoyl]-4-methylpiperazine-4-oxide的产率得到