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