Methyl 2-bromo-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 5-bromo-4-methoxy-2-(trifluoromethoxy)pyridine-3-carboxylate
3-Bromo-5-(difluoromethyl)-6-methyl-2-(trifluoromethoxy)pyridine
Ethyl 3-bromo-4-methoxy-5-(trifluoromethoxy)pyridine-2-carboxylate