5-Hydroxy-3-methoxy-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride
3-Fluoro-5-nitro-2-(trifluoromethoxy)pyridine-6-carboxylic acid
Ethyl 5-fluoro-4-nitro-2-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 3-fluoro-4-nitro-5-(trifluoromethoxy)pyridine-2-carboxylate