Methyl 5-(difluoromethyl)-2-methoxy-3-(trifluoromethyl)pyridine-4-acetate
2-(Chloromethyl)-3-(difluoromethyl)-4-methyl-6-nitropyridine
Methyl 4-(difluoromethyl)-3-methoxy-6-(trifluoromethyl)pyridine-2-acetate
Methyl 4-(difluoromethyl)-3-methoxy-5-(trifluoromethyl)pyridine-2-acetate