1,2,7-Trimethoxy-6-(2,5-dimethoxy-benzyl)-naphthalin
7,8-Dimethoxy-1-methyl-1-ethyl-3-benzyliden-3,4-dihydro-1H-naphthalinon-(2)
3,4-dimethoxy-phthalic acid
1-<2,5-Dimethoxy-benzyliden>-7,8-dimethoxy-tetralon-(2)
3-(2,5-Dimethoxy-benzyl)-7,8-dimethoxy-naphthol-(2)