3-(Chloromethyl)-2-(difluoromethyl)-6-methoxy-4-(trifluoromethyl)pyridine
2-(Chloromethyl)-6-(difluoromethyl)-5-methoxy-3-(trifluoromethyl)pyridine
6-(Chloromethyl)-3-(difluoromethyl)-2-methoxy-4-(trifluoromethyl)pyridine
3-(Bromomethyl)-5-(difluoromethyl)-4-methoxy-2-(trifluoromethyl)pyridine