Toluene-4-sulfonic acid 4-(2-benzyloxy-3,4-dimethoxy-phenyl)-butyl ester

2-Ethyl-3-hydroxy-5,6,7,8-tetramethoxy-[1,4]naphthoquinone

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

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

2,5,6,7,8-pentamethoxy-1,4-naphthoquinone