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