Ethyl 5-amino-2-chloro-3-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 4-amino-2-chloro-3-(trifluoromethoxy)pyridine-5-carboxylate
2,3-Diiodo-6-(trifluoromethoxy)pyridine-4-acetic acid
Ethyl 5-amino-3-chloro-4-(trifluoromethoxy)pyridine-2-carboxylate