Ethyl 2-amino-3-fluoro-5-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 6-amino-4-methoxy-3-(trifluoromethoxy)pyridine-2-carboxylate
5-Amino-4-fluoro-2-methoxy-3-(trifluoromethoxy)pyridine
Ethyl 2-amino-3-fluoro-4-(trifluoromethoxy)pyridine-5-carboxylate