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