4-Chloro-2-methyl-3-(trifluoromethoxy)pyridine-5-sulfonyl chloride
Ethyl 2-cyano-5-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxylate
5-Chloro-3-methyl-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride
Ethyl 2-cyano-4-hydroxy-6-(trifluoromethoxy)pyridine-3-carboxylate