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