2-Chloro-3-(fluoromethyl)-5-methyl-4-(trifluoromethoxy)pyridine
5-Chloro-2-(chloromethyl)-4-methyl-3-(trifluoromethoxy)pyridine
4-Chloro-5-(chloromethyl)-2-methyl-3-(trifluoromethoxy)pyridine
3-Chloro-6-(difluoromethyl)-2-methyl-4-(trifluoromethoxy)pyridine