(E)-3-(2-hydroxy-4-methoxystyryl)-7-methoxy-2H-chromen-2-one

2-(7-methoxy-2-oxo-2H-chromen-3-yl)acetic acid

4-甲氧基-2-(甲氧基甲氧基)苯甲醛

3-溴-2,4-二甲氧基苯甲醛

2-[(dimethylamino)methyl]-5-methoxyphenol