Methyl 2-(chloromethyl)-4-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-6-acetate
Ethyl 2-bromo-3-(difluoromethyl)-4-fluoropyridine-6-carboxylate
5-Amino-4-(difluoromethyl)-2-iodopyridine-3-carboxaldehyde
3-Amino-2-hydroxy-4-iodo-6-(trifluoromethoxy)pyridine