2-Amino-6-bromo-5-(trifluoromethoxy)pyridine-3-sulfonyl chloride
3-Cyano-2-hydroxy-4-(trifluoromethoxy)pyridine-5-sulfonamide
Methyl 3-(aminomethyl)-5-chloro-2-(difluoromethyl)pyridine-6-acetate
3-Chloro-5-(2,3-dichlorophenyl)-2-(difluoromethoxy)pyridine