(2008/06/13)
4-methylamino-2-methylsulfanyl-pyrimidine-5-carboxylic acid ethyl ester
4-methylamino-2-methylthiopyrimidine-5-carboxaldehyde
(4-methylamino-2-methylsulfanyl-pyrimidin-5-yl)-methanol
2-ethylmercapto-4-(N'-phenyl-thioureido)-pyrimidine-5-carboxylic acid ethyl ester
ethyl 2-chloropyrimidine-5-carboxylate