(1-氧基-2,2,5,5,-四甲基-?3-吡咯啉)甲醛

3,5-dibromo-1-hydroxy-2,2,6,6-tetramethylpiperidin-4-one

dibromo-fluoro-sulfanylidene-λ⁵-phosphane

2-[3-[(2,2,5,5-tetramethyl-1H-pyrrole-3-carbonyl)amino]propylcarbamoyl]cyclohexane-1-carboxylic acid

2-[2-[(2,2,5,5-tetramethyl-1H-pyrrole-3-carbonyl)amino]ethylcarbamoyl]benzoic acid