6-(Difluoromethyl)-3-fluoro-4-methoxy-2-(trifluoromethoxy)pyridine
3-(Bromomethyl)-6-cyano-4-methoxy-2-(trifluoromethoxy)pyridine
2-(Difluoromethyl)-5-fluoro-3-methoxy-4-(trifluoromethoxy)pyridine
5-(Bromomethyl)-2-cyano-3-methoxy-4-(trifluoromethoxy)pyridine