Methyl 3-(aminomethyl)-5-(difluoromethyl)pyridine-2-carboxylate
6-(Chloromethyl)-2-fluoro-4-hydroxy-3-(trifluoromethoxy)pyridine
3-Chloro-6-nitro-4-(trifluoromethoxy)pyridine-2-acetonitrile
4-Amino-2-methoxy-3-(trifluoromethoxy)pyridine-6-carboxylic acid