3-Bromo-6-fluoro-2-mercaptopyridine
Ethyl 2-(bromomethyl)-4-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2-amino-5-(chloromethyl)-6-(difluoromethyl)pyridine-3-acetate
Methyl 4-(bromomethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-5-acetate