Methyl 3-(chloromethyl)-2-methyl-4-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 2-(chloromethyl)-6-methyl-5-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2-(chloromethyl)-6-methyl-3-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 2-(chloromethyl)-5-methyl-3-(trifluoromethoxy)pyridine-6-carboxylate