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