3-Bromo-2-(fluoromethyl)-4-hydroxy-5-(trifluoromethoxy)pyridine
2-Amino-3-nitro-4-(trifluoromethoxy)pyridine-5-sulfonamide
2-Bromo-6-(fluoromethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine
5-Amino-2-(chloromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylic acid