2-Hydroxy-3-methoxy-4-(trifluoromethoxy)-5-(trifluoromethyl)pyridine
4-Fluoro-2-methyl-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
4-Hydroxy-3-nitro-2-(trifluoromethoxy)pyridine-5-methanol
3-Fluoro-5-methyl-2-(trifluoromethoxy)pyridine-4-sulfonyl chloride