4-(tert-butyldimethylsilanyloxy)benzoic acid methyl ester

对羟基苯甲酸甲酯

1-(4-hydroxy-phenyl)-3-(2-hydroxy-phenyl)-propane-1,3-dione

柳酸甲酯

Methyl 3-(2-hydroxy-phenyl)-3-oxopropanoate