Methyl 2-chloro-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 2-cyano-3-methyl-6-(trifluoromethoxy)pyridine-5-carboxylate
3-Chloro-4-nitro-2-(trifluoromethoxy)pyridine-5-carboxylic acid
Methyl 2-chloro-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-carboxylate