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