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