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