4-(butylamino)-2-oxochromene-3-carbaldehyde

N-[(3-溴苯基)甲基]丁胺

N-丁基-4-氯-苯甲胺

4-(butylamino)-4-oxobutanoic acid

3-丁基-2-疏基-3H-喹唑啉-4-酮