5-bromo-7-ethyl-2-hydroxymethylbenzofuran

2,2-diethoxyethyl (4-bromo-6-ethyl-2-formyl)phenyl ether

3-乙基-4-羟基苯甲酸甲酯

2-allyl-4-bromo-6-ethylphenol

4-bromo-2-ethylphenyl allyl ether