2-Amino-3-chloro-5-hydroxy-4-(trifluoromethoxy)pyridine
Methyl 2-amino-5-hydroxy-4-(trifluoromethoxy)pyridine-3-carboxylate
4-Amino-6-bromo-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine
Methyl 6-amino-4-hydroxy-2-(trifluoromethoxy)pyridine-3-carboxylate