Ethyl 3-(difluoromethyl)-2-methyl-6-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 2-(chloromethyl)-6-methyl-3-(trifluoromethoxy)pyridine-5-carboxylate
Ethyl 3-(difluoromethyl)-2-methyl-4-(trifluoromethoxy)pyridine-6-carboxylate
5-Hydroxy-4-(trifluoromethoxy)pyridine-2-acetic acid