Methyl 3-cyano-5-hydroxy-2-(trifluoromethoxy)pyridine-6-carboxylate
3-(Bromomethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-5-sulfonyl chloride
Ethyl 5-hydroxy-4-nitro-3-(trifluoromethoxy)pyridine-2-carboxylate
3-Amino-6-(chloromethyl)-2-(trifluoromethoxy)pyridine-4-acetic acid