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