Ethyl 6-(difluoromethyl)-2-methoxy-3-(trifluoromethyl)pyridine-4-acetate
4-(Bromomethyl)-5-(difluoromethyl)-3-methyl-2-nitropyridine
4-(Bromomethyl)-3-(difluoromethyl)-2-methyl-6-nitropyridine
Ethyl 4-(difluoromethyl)-2-methoxy-6-(trifluoromethyl)pyridine-3-carboxylate