1-(4-hydroxyphenyl)-7-(2-hydroxy-3,4-dimethoxyphenyl)heptan-3-ol

(+/-)-1-(4-methoxymethoxyphenyl)-7-(2-benzoyloxy-3,4-dimethoxyphenyl)heptan-3-ol

methyl 4-(2-hydroxy-3,4-dimethoxyphenyl)butanoate

4-(2-benzyloxy-3,4-dimethoxyphenyl)butan-1-ol