2-(4-bromophenyl)-1,3-dihydroxy-4,4,5,5-tetramethylimidazolidine

2-(1,3-dihydroxy-4,4,5,5-tetramethylimidazolidin-2-yl)phenol

2-(4-硝基苯基)-4,4,5,5-四甲基咪唑啉-3-氧化物-1-氧基

2-(1,1-二甲基乙基)-4,5-二氢-4,4,5,5-四甲基-1H-咪唑-1-基氧基

3-(1-hydroxy-4,4,5,5-tetramethyl-3-oxidoimidazol-3-ium-2-yl)pyridine