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