4-乙炔苯酚

3-(4-羟基苯基)乳酸

2-乙酰基-3-(4-羟基苯基)-丙烯酸

(E)-5,6-Dimethoxy-3-(4-hydroxybenzylidene)-1H-indolin-2-one

4-[2-(2-methoxyethoxy)ethoxy]benzaldehyde