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