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