Methyl 4-(chloromethyl)-5-(difluoromethyl)-3-(trifluoromethyl)pyridine-2-carboxylate
Ethyl 2-(chloromethyl)-5-(difluoromethyl)-3-(trifluoromethyl)pyridine-6-carboxylate
Methyl 4-(chloromethyl)-3-(difluoromethyl)-2-(trifluoromethyl)pyridine-6-carboxylate
Methyl 4-(chloromethyl)-6-(difluoromethyl)-2-(trifluoromethyl)pyridine-3-carboxylate