2,3,6-三甲基喹喔啉

6-methyl-2-(5-nitrofuran-2-yl)-1H-benzimidazole

2,7-dimethyl-1,2,3,5-tetrahydro-1,5-benzodiazepin-4-one

2-吩嗪羧酸

1,4-二氢-6-甲基-2,3-喹喔啉二硫酮