Methyl 4-methyl-3-nitro-2-(trifluoromethoxy)pyridine-5-carboxylate
3-(Chloromethyl)-4-methoxy-5-(trifluoromethoxy)pyridine-2-methanol
2-(Bromomethyl)-6-methoxy-3-(trifluoromethoxy)pyridine-4-carboxylic acid
6-(Bromomethyl)-3-methoxy-4-(trifluoromethoxy)pyridine-2-carboxylic acid