5-Methyl-5-veratrylhydantoin

5-[(3,4-DiMethoxyphenyl)Methyl]-5-Methyl-hydantoin

5-[(3,4-Dimethoxyphenyl)methyl]-5-methyl-2,4-imidazolidinedione

5-[(3,4-dimethoxyphenyl)methyl]-5-methylimidazolidine-2,4-dione

5-[(3,4-dimethoxyphenyl)methyl]-5-methyl-imidazolidine-2,4-dione