5-methylamino-4-nitro-2,1,3-benzoselenadiazole

6-氯-2,3-二甲基喹喔啉

N-formyl-2,3-dimethyl-6-quinoxalinamine

ethyl 2,3-dimethyl-6-quinoxalinecarbamate

N4-methyl-3-nitro-1,2,4-benzenetriamine