Methyl 5-amino-2-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-3-acetate
Methyl 5-amino-2-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetate
Methyl 4-amino-3-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-acetate
4-Amino-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-acetic acid