Methyl 2-(bromomethyl)-3-methoxy-5-(trifluoromethoxy)pyridine-6-acetate
4-(Fluoromethyl)-3-methoxy-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
2-(Chloromethyl)-6-(difluoromethyl)-3-methoxy-4-(trifluoromethoxy)pyridine
2-Methyl-4-nitro-6-(trifluoromethoxy)pyridine-3-acetic acid