3-Amino-6-(difluoromethyl)-4-methoxypyridine-2-carboxylic acid
5-Cyano-3-hydroxy-2-(trifluoromethoxy)pyridine-4-carbonyl chloride
6-Chloro-4-methoxy-3-(trifluoromethoxy)pyridine-2-sulfonamide
Ethyl 3-methyl-2-nitro-4-(trifluoromethoxy)pyridine-6-carboxylate