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