2-氯-5-硝基烟酸

2-羟基-5-硝基吡啶

2-氯-5-硝基-3-吡啶羧酰胺

3-amino-6-ethyl-8,9-dimethylpyrido[2,3-b][1,5]benzoxazepin-5-one

3-amino-6,9-dimethylpyrido[2,3-b][1,5]benzoxazepin-5-one