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