bis(2,5-dimethoxyphenyl)methanone

2,5-二甲氧基苯甲腈

2,5-二碘-1,4-苯二醇

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

3-(2-acetoxyethyl)-2',5'-dimethoxybiphenyl-2-carboxylic acid methyl ester