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