4-Chloro-2-methyl-5-(trifluoromethoxy)pyridine-3-sulfonamide
2-Bromo-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylic acid
Methyl 4-cyano-3-fluoro-2-(trifluoromethoxy)pyridine-6-carboxylate
2-Bromo-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylic acid