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