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