2-[2-(carboxymethoxy)-4-formylphenoxy]acetic acid

2-(3,4-dihydroxyphenyl)-2,3-dihydrochromen-4-one

3-(3,4-二乙氧基苯基)丙酸

E-Caffeic acid-t-butyl ester

4-methoxy-1,2-bis(phenylmethoxy)benzene