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