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