3-Amino-2-(bromomethyl)-5-(trifluoromethoxy)pyridine-6-carboxylic acid
2-Amino-6-(bromomethyl)-3-(trifluoromethoxy)pyridine-4-carboxylic acid
6-Amino-3-(bromomethyl)-4-(trifluoromethoxy)pyridine-2-carboxylic acid
2-Amino-3-(bromomethyl)-6-(difluoromethyl)-5-(trifluoromethoxy)pyridine