4,4'-dichloro-2',5'-dimethoxy-biphenyl-2,5-diol

1-chloro-4-(4-chloro-2,5-dimethoxyphenyl)-2,5-dimethoxybenzene

7-甲基-5-羟基萘醌

10-methylacridin-10-ium

chloro-p-benzosemiquinone radical anion