6-chloro-1,2-dihydro-2-oxoquinoxaline 4-oxide

6-氯-2-羟基喹恶啉

ethyl 2-(4-chloro-2-nitrophenylamino)acetate

4-氯-1,2-苯二胺

对氯邻硝基乙酰乙酰苯胺