Methyl 3-amino-4-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylate
4-Amino-6-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-methanol
Methyl 3-amino-2-(fluoromethyl)-4-(trifluoromethoxy)pyridine-5-carboxylate
3-Amino-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-methanol