155346-62-6 3-((N-Methylhomoveratrylamino)acetyl)-4-methoxycarbonylthiazolidine oxalate 4-Thiazolidinecarboxylic acid, 3-(((2-(3,4-dimethoxyphenyl)ethyl)methylamino)acetyl)-, methyl ester, ethanedioate (1:1)