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