3-Cyano-2-methoxy-4-(trifluoromethoxy)pyridine-5-sulfonyl chloride
5-Chloro-2-methyl-3-(trifluoromethoxy)pyridine-4-sulfonamide
Methyl 3-chloro-4-(fluoromethyl)-5-(trifluoromethoxy)pyridine-2-acetate
4-Chloro-5-methyl-3-(trifluoromethoxy)pyridine-2-sulfonamide