2-(3,5-二羟基苯基)-6-羟基苯并呋喃

methyl 3,5-dimethoxycyclohexa-2,5-diene-1-carboxylate

3,5-二甲氧基水杨酸

2,4,6-trimethoxyphenanthrene

1-ethenyl-3,5-dimethoxybenzene