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