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