3-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-5-carbonyl chloride
6-(Chloromethyl)-2-(difluoromethyl)-3-(trifluoromethyl)pyridine-4-carbonyl chloride
2-(Chloromethyl)-6-(difluoromethyl)-5-(trifluoromethyl)pyridine-3-carbonyl chloride
6-(Chloromethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine-3-carbonyl chloride