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