3-Bromo-2-(chloromethyl)-4-(difluoromethyl)-6-nitropyridine
6-Bromo-2-(chloromethyl)-3-(difluoromethyl)-4-nitropyridine
Ethyl 4-bromo-5-(chloromethyl)-3-(difluoromethyl)pyridine-2-carboxylate
3-Bromo-5-(difluoromethyl)-6-(trifluoromethyl)pyridine-2-acetic acid