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