4-Hydroxy-5-nitro-2-(trifluoromethoxy)pyridine-3-carbonyl chloride
2-(Bromomethyl)-6-hydroxy-4-methoxy-3-(trifluoromethoxy)pyridine
Ethyl 4-(bromomethyl)-2-hydroxy-5-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 5-(bromomethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylate