橡苔

2-hydroxy-4-(2-hydroxy-4-methoxy-3,6-dimethylbenzoyl)oxy-3,6-dimethylbenzoic acid

6-Hydroxy-4-(4.6-dimethoxy-2.5-dimethyl-benzoyloxy)-2.5-dimethyl-benzoesaeure-methylester

地弗地衣酸

(3-hydroxy-4-methoxycarbonyl-2,5-dimethylphenyl) 2-hydroxy-4-methoxy-3,6-dimethylbenzoate