Hydrocerulignone

3,3',5,5'-Tetramethoxybiphenyl-4,4'-diol

3,3',5,5'-Tetramethoxy-1,1'-biphenyl-4,4'-diol

4-(4-hydroxy-3,5-dimethoxyphenyl)-2,6-dimethoxyphenol

4-(4-hydroxy-3,5-dimethoxy-phenyl)-2,6-dimethoxy-phenol