4-(dimethylamino)-8-methoxy-2-pentylquinoline-6-carbaldehyde

2-(dimethylamino)-4-methylquinoline-6-carbaldehyde

4,8-dimethyl-2-morpholin-4-ylquinoline-6-carbaldehyde

2-methoxy-4-methylquinoline-7-carbaldehyde

2-bromocyclopentene-1-carbaldehyde