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