4-DiMethoxyphenyl)-2-Methylalanine

DL-3-(3,4-DIMETHOXYPHENYL)-2-METHYLALANINE

DL-2-AMINO-3-(3,4-DIMETHOXY-PHENYL)-2-METHYL-PROPIONIC ACID

(2S)-2-Amino-3-(3,4-dimethoxyphenyl)-2-methyl-propanoic acid