Methyl 2-amino-5-(chloromethyl)-6-(difluoromethyl)pyridine-3-acetate
Methyl 4-(bromomethyl)-3-methoxy-2-(trifluoromethoxy)pyridine-5-acetate
Methyl 3-(aminomethyl)-5-chloro-2-(trifluoromethoxy)pyridine-4-acetate
3-Chloromethyl-2-methyl-4-(trifluoromethyl)pyridine