3,3-dibromo-2H-chromen-4-one

2-(2-甲氧基乙氧基)苯甲酸

phenyl 2-hydroxy-5-phenoxysulfonylbenzoate

(4-羟基间亚苯基)双(乙酸-汞)

4,4-二(4-甲氧基苯基)哌啶