Methyl 2-methylthiazole-4-carboxylate
Methyl 2-bromo-5-ethylthiazole-4-carboxylate
Methyl 2-bromothiazole-4-carboxylate
Methyl 2-bromo-5-propylthiazole-4-carboxylate
Methyl 2-bromo-5-chlorothiazole-4-carboxylate
Methyl 2-(1-hydroxyethyl)-1,3-thiazole-4-carboxylate
