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