Methyl 4-bromo-3-chloro-5-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 4-bromo-6-chloro-2-(trifluoromethoxy)pyridine-3-carboxylate
4-Amino-3-(chloromethyl)-5-methyl-2-(trifluoromethoxy)pyridine
Methyl 3-bromo-5-chloro-4-(trifluoromethoxy)pyridine-2-carboxylate