1,2-二甲氧基-4-(甲氧甲基)苯

(3,4-dimethoxyphenyl)methanethiol

3,4-dihydro-6,7-dimethoxy-1-(3,4-dimethoxyphenyl)methyl-2(1H)-isoquinolinecarboxylic acid 1,1-dimethylethyl ester

4-[(diphenylphosphinoyl)methyl]benzene-1,2-diol