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