1-27-00-00311 (Beilstein Handbook Reference) 3-Thiazolidineacetic acid, alpha-methyl-4-oxo-2-thioxo- 39137-13-8 BRN 0155110 Rodanin-3-alpha-propionic acid alpha-Methyl-4-oxo-2-thioxo-3-thiazolidineacetic acid