1-(6-hydroxy-2,3-dimethoxyphenyl)ethanone

6-Hydroxy-2,3-dimethoxybenzoic acid

1-(2,3,6-trimethoxy-phenyl)-ethanone

6,8-二羟基-1,2-二甲氧基-9H-氧杂蒽-9-酮

甲基碘