2-(Chloromethyl)-3-methoxy-4-methyl-5-(trifluoromethoxy)pyridine
4-(Bromomethyl)-5-methoxy-3-methyl-2-(trifluoromethoxy)pyridine
4-(Bromomethyl)-6-methoxy-3-methyl-2-(trifluoromethoxy)pyridine
3-(Bromomethyl)-2-methoxy-5-methyl-6-(trifluoromethoxy)pyridine