2-Amino-5-(bromomethyl)-4-(trifluoromethoxy)pyridine-3-acetic acid
3-Bromo-2-(bromomethyl)-6-chloro-4-(trifluoromethoxy)pyridine
2-Amino-5-(bromomethyl)-3-(trifluoromethoxy)pyridine-4-acetic acid
3-Bromo-2-(bromomethyl)-4-chloro-5-(trifluoromethoxy)pyridine