6,7-difluoro-4-oxo-1-(4-trifluoromethyl-benzyl)-1,4-dihydro-quinoline-3-carbonitrile 、
N-(2-氨基乙基)吗啉 以gave 6-fluoro-7-(2-morpholin-4-yl-ethylamino)-4-oxo-1-(4-trifluoromethyl-benzyl)-1,4-dihydro-quinoline-3-carbonitrile的产率得到6-fluoro-7-(2-morpholinoethylamino)-4-oxo-1-(4-(trifluoromethyl)benzyl)-1,4-dihydroquinoline-3-carbonitrile