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